Home / 357,337,335.71-535,776,598.10-138,754,766.68

Finding the Fourth Proportional to 357,337,335.71, 535,776,598.10 and 138,754,766.68

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Solution

The fourth proportional to 357,337,335.71, 535,776,598.10 and 138,754,766.68 is: 208,043,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,337,335.71 : 535,776,598.10 = 138,754,766.68 : x
  2. Step 2: Convert to fraction form
    357,337,335.71/535,776,598.10 = 138,754,766.68/x
  3. Step 3: Cross multiply
    357,337,335.71x = 535,776,598.10 × 138,754,766.68
  4. Step 4: Simplify right side
    357,337,335.71x = 74,341,556,860,977,088
  5. Step 5: Solve for x
    x = 74,341,556,860,977,088/357,337,335.71
  6. Step 6: Final answer
    x = 208,043,071.44

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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.