Home / 141,547,942,725.43-195,336,153,490.72-76,442,363,752.92

Finding the Fourth Proportional to 141,547,942,725.43, 195,336,153,490.72 and 76,442,363,752.92

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Solution

The fourth proportional to 141,547,942,725.43, 195,336,153,490.72 and 76,442,363,752.92 is: 105,490,457,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,942,725.43 : 195,336,153,490.72 = 76,442,363,752.92 : x
  2. Step 2: Convert to fraction form
    141,547,942,725.43/195,336,153,490.72 = 76,442,363,752.92/x
  3. Step 3: Cross multiply
    141,547,942,725.43x = 195,336,153,490.72 × 76,442,363,752.92
  4. Step 4: Simplify right side
    141,547,942,725.43x = 14,931,957,299,233,832,304,640
  5. Step 5: Solve for x
    x = 14,931,957,299,233,832,304,640/141,547,942,725.43
  6. Step 6: Final answer
    x = 105,490,457,944.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.