Home / 1,232,393,869.64-1,700,744,669.71-675,478,343.72

Finding the Fourth Proportional to 1,232,393,869.64, 1,700,744,669.71 and 675,478,343.72

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Solution

The fourth proportional to 1,232,393,869.64, 1,700,744,669.71 and 675,478,343.72 is: 932,182,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,393,869.64 : 1,700,744,669.71 = 675,478,343.72 : x
  2. Step 2: Convert to fraction form
    1,232,393,869.64/1,700,744,669.71 = 675,478,343.72/x
  3. Step 3: Cross multiply
    1,232,393,869.64x = 1,700,744,669.71 × 675,478,343.72
  4. Step 4: Simplify right side
    1,232,393,869.64x = 1,148,816,192,589,854,848
  5. Step 5: Solve for x
    x = 1,148,816,192,589,854,848/1,232,393,869.64
  6. Step 6: Final answer
    x = 932,182,657.58

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Double scale
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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.