Home / 156,779,435.68-235,153,957.64-47,605,566.40

Finding the Fourth Proportional to 156,779,435.68, 235,153,957.64 and 47,605,566.40

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Solution

The fourth proportional to 156,779,435.68, 235,153,957.64 and 47,605,566.40 is: 71,403,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,435.68 : 235,153,957.64 = 47,605,566.40 : x
  2. Step 2: Convert to fraction form
    156,779,435.68/235,153,957.64 = 47,605,566.40/x
  3. Step 3: Cross multiply
    156,779,435.68x = 235,153,957.64 × 47,605,566.40
  4. Step 4: Simplify right side
    156,779,435.68x = 11,194,637,344,653,806
  5. Step 5: Solve for x
    x = 11,194,637,344,653,806/156,779,435.68
  6. Step 6: Final answer
    x = 71,403,735.42

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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.