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Finding the Fourth Proportional to 1,063,102,325.80, 1,594,653,488.70 and 917,700,068.20

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Solution

The fourth proportional to 1,063,102,325.80, 1,594,653,488.70 and 917,700,068.20 is: 1,376,550,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,102,325.80 : 1,594,653,488.70 = 917,700,068.20 : x
  2. Step 2: Convert to fraction form
    1,063,102,325.80/1,594,653,488.70 = 917,700,068.20/x
  3. Step 3: Cross multiply
    1,063,102,325.80x = 1,594,653,488.70 × 917,700,068.20
  4. Step 4: Simplify right side
    1,063,102,325.80x = 1,463,413,615,335,357,952
  5. Step 5: Solve for x
    x = 1,463,413,615,335,357,952/1,063,102,325.80
  6. Step 6: Final answer
    x = 1,376,550,102.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.