Home / 29,462,402,877.96-40,658,132,281.85-15,914,039,967.12

Finding the Fourth Proportional to 29,462,402,877.96, 40,658,132,281.85 and 15,914,039,967.12

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Solution

The fourth proportional to 29,462,402,877.96, 40,658,132,281.85 and 15,914,039,967.12 is: 21,961,383,964.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462,402,877.96 : 40,658,132,281.85 = 15,914,039,967.12 : x
  2. Step 2: Convert to fraction form
    29,462,402,877.96/40,658,132,281.85 = 15,914,039,967.12/x
  3. Step 3: Cross multiply
    29,462,402,877.96x = 40,658,132,281.85 × 15,914,039,967.12
  4. Step 4: Simplify right side
    29,462,402,877.96x = 647,035,142,121,812,787,200
  5. Step 5: Solve for x
    x = 647,035,142,121,812,787,200/29,462,402,877.96
  6. Step 6: Final answer
    x = 21,961,383,964.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.