Home / 1,516,609,367.40-2,092,928,666.36-847,565,578.72

Finding the Fourth Proportional to 1,516,609,367.40, 2,092,928,666.36 and 847,565,578.72

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Solution

The fourth proportional to 1,516,609,367.40, 2,092,928,666.36 and 847,565,578.72 is: 1,169,644,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,609,367.40 : 2,092,928,666.36 = 847,565,578.72 : x
  2. Step 2: Convert to fraction form
    1,516,609,367.40/2,092,928,666.36 = 847,565,578.72/x
  3. Step 3: Cross multiply
    1,516,609,367.40x = 2,092,928,666.36 × 847,565,578.72
  4. Step 4: Simplify right side
    1,516,609,367.40x = 1,773,894,296,323,091,200
  5. Step 5: Solve for x
    x = 1,773,894,296,323,091,200/1,516,609,367.40
  6. Step 6: Final answer
    x = 1,169,644,823.81

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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.