Home / 156,779,881.68-235,154,625.82-47,606,012.40

Finding the Fourth Proportional to 156,779,881.68, 235,154,625.82 and 47,606,012.40

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Solution

The fourth proportional to 156,779,881.68, 235,154,625.82 and 47,606,012.40 is: 71,404,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,881.68 : 235,154,625.82 = 47,606,012.40 : x
  2. Step 2: Convert to fraction form
    156,779,881.68/235,154,625.82 = 47,606,012.40/x
  3. Step 3: Cross multiply
    156,779,881.68x = 235,154,625.82 × 47,606,012.40
  4. Step 4: Simplify right side
    156,779,881.68x = 11,194,774,032,704,280
  5. Step 5: Solve for x
    x = 11,194,774,032,704,280/156,779,881.68
  6. Step 6: Final answer
    x = 71,404,404.14

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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.