Home / 6,459,342,155.80-9,689,013,233.70-3,520,686,002.20

Finding the Fourth Proportional to 6,459,342,155.80, 9,689,013,233.70 and 3,520,686,002.20

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Solution

The fourth proportional to 6,459,342,155.80, 9,689,013,233.70 and 3,520,686,002.20 is: 5,281,029,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,342,155.80 : 9,689,013,233.70 = 3,520,686,002.20 : x
  2. Step 2: Convert to fraction form
    6,459,342,155.80/9,689,013,233.70 = 3,520,686,002.20/x
  3. Step 3: Cross multiply
    6,459,342,155.80x = 9,689,013,233.70 × 3,520,686,002.20
  4. Step 4: Simplify right side
    6,459,342,155.80x = 34,111,973,267,018,149,888
  5. Step 5: Solve for x
    x = 34,111,973,267,018,149,888/6,459,342,155.80
  6. Step 6: Final answer
    x = 5,281,029,003.30

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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.