Home / 113,730,745,508.40-156,953,362,359.36-62,981,688,171.96

Finding the Fourth Proportional to 113,730,745,508.40, 156,953,362,359.36 and 62,981,688,171.96

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Solution

The fourth proportional to 113,730,745,508.40, 156,953,362,359.36 and 62,981,688,171.96 is: 86,917,461,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,730,745,508.40 : 156,953,362,359.36 = 62,981,688,171.96 : x
  2. Step 2: Convert to fraction form
    113,730,745,508.40/156,953,362,359.36 = 62,981,688,171.96/x
  3. Step 3: Cross multiply
    113,730,745,508.40x = 156,953,362,359.36 × 62,981,688,171.96
  4. Step 4: Simplify right side
    113,730,745,508.40x = 9,885,187,725,657,854,967,808
  5. Step 5: Solve for x
    x = 9,885,187,725,657,854,967,808/113,730,745,508.40
  6. Step 6: Final answer
    x = 86,917,461,777.54

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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.