Home / 99,108,004.20-148,662,006.30-92,730,712.20

Finding the Fourth Proportional to 99,108,004.20, 148,662,006.30 and 92,730,712.20

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Solution

The fourth proportional to 99,108,004.20, 148,662,006.30 and 92,730,712.20 is: 139,096,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,108,004.20 : 148,662,006.30 = 92,730,712.20 : x
  2. Step 2: Convert to fraction form
    99,108,004.20/148,662,006.30 = 92,730,712.20/x
  3. Step 3: Cross multiply
    99,108,004.20x = 148,662,006.30 × 92,730,712.20
  4. Step 4: Simplify right side
    99,108,004.20x = 13,785,533,721,279,888
  5. Step 5: Solve for x
    x = 13,785,533,721,279,888/99,108,004.20
  6. Step 6: Final answer
    x = 139,096,068.30

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1.5x scale

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.