Home / 56,985,125,411.80-85,477,688,117.70-47,842,639,600.60

Finding the Fourth Proportional to 56,985,125,411.80, 85,477,688,117.70 and 47,842,639,600.60

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Solution

The fourth proportional to 56,985,125,411.80, 85,477,688,117.70 and 47,842,639,600.60 is: 71,763,959,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,985,125,411.80 : 85,477,688,117.70 = 47,842,639,600.60 : x
  2. Step 2: Convert to fraction form
    56,985,125,411.80/85,477,688,117.70 = 47,842,639,600.60/x
  3. Step 3: Cross multiply
    56,985,125,411.80x = 85,477,688,117.70 × 47,842,639,600.60
  4. Step 4: Simplify right side
    56,985,125,411.80x = 4,089,478,226,507,609,931,776
  5. Step 5: Solve for x
    x = 4,089,478,226,507,609,931,776/56,985,125,411.80
  6. Step 6: Final answer
    x = 71,763,959,400.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.