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Finding the Fourth Proportional to 8,265,402,463.45, 12,398,103,695.18 and 8,265,402,463.45

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Solution

The fourth proportional to 8,265,402,463.45, 12,398,103,695.18 and 8,265,402,463.45 is: 12,398,103,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265,402,463.45 : 12,398,103,695.18 = 8,265,402,463.45 : x
  2. Step 2: Convert to fraction form
    8,265,402,463.45/12,398,103,695.18 = 8,265,402,463.45/x
  3. Step 3: Cross multiply
    8,265,402,463.45x = 12,398,103,695.18 × 8,265,402,463.45
  4. Step 4: Simplify right side
    8,265,402,463.45x = 102,475,316,824,249,319,424
  5. Step 5: Solve for x
    x = 102,475,316,824,249,319,424/8,265,402,463.45
  6. Step 6: Final answer
    x = 12,398,103,695.18

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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.