Home / 337,677,777.60-506,516,666.40-318,866,078.40

Finding the Fourth Proportional to 337,677,777.60, 506,516,666.40 and 318,866,078.40

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Solution

The fourth proportional to 337,677,777.60, 506,516,666.40 and 318,866,078.40 is: 478,299,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,677,777.60 : 506,516,666.40 = 318,866,078.40 : x
  2. Step 2: Convert to fraction form
    337,677,777.60/506,516,666.40 = 318,866,078.40/x
  3. Step 3: Cross multiply
    337,677,777.60x = 506,516,666.40 × 318,866,078.40
  4. Step 4: Simplify right side
    337,677,777.60x = 161,510,983,059,209,024
  5. Step 5: Solve for x
    x = 161,510,983,059,209,024/337,677,777.60
  6. Step 6: Final answer
    x = 478,299,117.60

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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.