Home / 5,280,854,476.60-7,921,281,714.90-4,683,939,945.40

Finding the Fourth Proportional to 5,280,854,476.60, 7,921,281,714.90 and 4,683,939,945.40

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Solution

The fourth proportional to 5,280,854,476.60, 7,921,281,714.90 and 4,683,939,945.40 is: 7,025,909,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,854,476.60 : 7,921,281,714.90 = 4,683,939,945.40 : x
  2. Step 2: Convert to fraction form
    5,280,854,476.60/7,921,281,714.90 = 4,683,939,945.40/x
  3. Step 3: Cross multiply
    5,280,854,476.60x = 7,921,281,714.90 × 4,683,939,945.40
  4. Step 4: Simplify right side
    5,280,854,476.60x = 37,102,807,843,186,720,768
  5. Step 5: Solve for x
    x = 37,102,807,843,186,720,768/5,280,854,476.60
  6. Step 6: Final answer
    x = 7,025,909,918.10

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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.