Home / 1,262,047,580.34-1,740,722,412.53-885,788,126.70

Finding the Fourth Proportional to 1,262,047,580.34, 1,740,722,412.53 and 885,788,126.70

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Solution

The fourth proportional to 1,262,047,580.34, 1,740,722,412.53 and 885,788,126.70 is: 1,221,753,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,047,580.34 : 1,740,722,412.53 = 885,788,126.70 : x
  2. Step 2: Convert to fraction form
    1,262,047,580.34/1,740,722,412.53 = 885,788,126.70/x
  3. Step 3: Cross multiply
    1,262,047,580.34x = 1,740,722,412.53 × 885,788,126.70
  4. Step 4: Simplify right side
    1,262,047,580.34x = 1,541,911,244,899,653,376
  5. Step 5: Solve for x
    x = 1,541,911,244,899,653,376/1,262,047,580.34
  6. Step 6: Final answer
    x = 1,221,753,655.66

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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.