Home / 157,464,139.40-236,196,209.10-146,702,459.15

Finding the Fourth Proportional to 157,464,139.40, 236,196,209.10 and 146,702,459.15

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Solution

The fourth proportional to 157,464,139.40, 236,196,209.10 and 146,702,459.15 is: 220,053,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,139.40 : 236,196,209.10 = 146,702,459.15 : x
  2. Step 2: Convert to fraction form
    157,464,139.40/236,196,209.10 = 146,702,459.15/x
  3. Step 3: Cross multiply
    157,464,139.40x = 236,196,209.10 × 146,702,459.15
  4. Step 4: Simplify right side
    157,464,139.40x = 34,650,564,716,877,608
  5. Step 5: Solve for x
    x = 34,650,564,716,877,608/157,464,139.40
  6. Step 6: Final answer
    x = 220,053,688.73

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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.