Home / 156,779,848.29-235,154,575.95-47,605,979.01

Finding the Fourth Proportional to 156,779,848.29, 235,154,575.95 and 47,605,979.01

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Solution

The fourth proportional to 156,779,848.29, 235,154,575.95 and 47,605,979.01 is: 71,404,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,848.29 : 235,154,575.95 = 47,605,979.01 : x
  2. Step 2: Convert to fraction form
    156,779,848.29/235,154,575.95 = 47,605,979.01/x
  3. Step 3: Cross multiply
    156,779,848.29x = 235,154,575.95 × 47,605,979.01
  4. Step 4: Simplify right side
    156,779,848.29x = 11,194,763,806,781,150
  5. Step 5: Solve for x
    x = 11,194,763,806,781,150/156,779,848.29
  6. Step 6: Final answer
    x = 71,404,354.12

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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.