Home / 105,023,372.60-157,464,200.10-55,847,365.40

Finding the Fourth Proportional to 105,023,372.60, 157,464,200.10 and 55,847,365.40

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Solution

The fourth proportional to 105,023,372.60, 157,464,200.10 and 55,847,365.40 is: 83,733,368.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,023,372.60 : 157,464,200.10 = 55,847,365.40 : x
  2. Step 2: Convert to fraction form
    105,023,372.60/157,464,200.10 = 55,847,365.40/x
  3. Step 3: Cross multiply
    105,023,372.60x = 157,464,200.10 × 55,847,365.40
  4. Step 4: Simplify right side
    105,023,372.60x = 8,793,960,720,403,416
  5. Step 5: Solve for x
    x = 8,793,960,720,403,416/105,023,372.60
  6. Step 6: Final answer
    x = 83,733,368.13

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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.