Home / 149,688,005.40-209,053,024.20-149,688,005.40

Finding the Fourth Proportional to 149,688,005.40, 209,053,024.20 and 149,688,005.40

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Solution

The fourth proportional to 149,688,005.40, 209,053,024.20 and 149,688,005.40 is: 209,053,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,688,005.40 : 209,053,024.20 = 149,688,005.40 : x
  2. Step 2: Convert to fraction form
    149,688,005.40/209,053,024.20 = 149,688,005.40/x
  3. Step 3: Cross multiply
    149,688,005.40x = 209,053,024.20 × 149,688,005.40
  4. Step 4: Simplify right side
    149,688,005.40x = 31,292,730,215,335,932
  5. Step 5: Solve for x
    x = 31,292,730,215,335,932/149,688,005.40
  6. Step 6: Final answer
    x = 209,053,024.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.