Home / 156,537,006.40-234,805,509.60-99,094,139.20

Finding the Fourth Proportional to 156,537,006.40, 234,805,509.60 and 99,094,139.20

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Solution

The fourth proportional to 156,537,006.40, 234,805,509.60 and 99,094,139.20 is: 148,641,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,537,006.40 : 234,805,509.60 = 99,094,139.20 : x
  2. Step 2: Convert to fraction form
    156,537,006.40/234,805,509.60 = 99,094,139.20/x
  3. Step 3: Cross multiply
    156,537,006.40x = 234,805,509.60 × 99,094,139.20
  4. Step 4: Simplify right side
    156,537,006.40x = 23,267,849,853,229,336
  5. Step 5: Solve for x
    x = 23,267,849,853,229,336/156,537,006.40
  6. Step 6: Final answer
    x = 148,641,208.80

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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.