Home / 7,643,197,569.60-11,459,465,989.02-3,386,573,823.24

Finding the Fourth Proportional to 7,643,197,569.60, 11,459,465,989.02 and 3,386,573,823.24

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Solution

The fourth proportional to 7,643,197,569.60, 11,459,465,989.02 and 3,386,573,823.24 is: 5,077,498,938.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,197,569.60 : 11,459,465,989.02 = 3,386,573,823.24 : x
  2. Step 2: Convert to fraction form
    7,643,197,569.60/11,459,465,989.02 = 3,386,573,823.24/x
  3. Step 3: Cross multiply
    7,643,197,569.60x = 11,459,465,989.02 × 3,386,573,823.24
  4. Step 4: Simplify right side
    7,643,197,569.60x = 38,808,327,546,724,204,544
  5. Step 5: Solve for x
    x = 38,808,327,546,724,204,544/7,643,197,569.60
  6. Step 6: Final answer
    x = 5,077,498,938.54

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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.