Home / 64,676,009.60-97,014,014.40-59,999,328.80

Finding the Fourth Proportional to 64,676,009.60, 97,014,014.40 and 59,999,328.80

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Solution

The fourth proportional to 64,676,009.60, 97,014,014.40 and 59,999,328.80 is: 89,998,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,009.60 : 97,014,014.40 = 59,999,328.80 : x
  2. Step 2: Convert to fraction form
    64,676,009.60/97,014,014.40 = 59,999,328.80/x
  3. Step 3: Cross multiply
    64,676,009.60x = 97,014,014.40 × 59,999,328.80
  4. Step 4: Simplify right side
    64,676,009.60x = 5,820,775,748,193,535
  5. Step 5: Solve for x
    x = 5,820,775,748,193,535/64,676,009.60
  6. Step 6: Final answer
    x = 89,998,993.20

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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.