Home / 7,026,740,312.07-10,539,722,500.61-5,137,872,120.18

Finding the Fourth Proportional to 7,026,740,312.07, 10,539,722,500.61 and 5,137,872,120.18

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Solution

The fourth proportional to 7,026,740,312.07, 10,539,722,500.61 and 5,137,872,120.18 is: 7,706,524,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,740,312.07 : 10,539,722,500.61 = 5,137,872,120.18 : x
  2. Step 2: Convert to fraction form
    7,026,740,312.07/10,539,722,500.61 = 5,137,872,120.18/x
  3. Step 3: Cross multiply
    7,026,740,312.07x = 10,539,722,500.61 × 5,137,872,120.18
  4. Step 4: Simplify right side
    7,026,740,312.07x = 54,151,746,390,249,840,640
  5. Step 5: Solve for x
    x = 54,151,746,390,249,840,640/7,026,740,312.07
  6. Step 6: Final answer
    x = 7,706,524,502.87

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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.