Home / 29,462,402,875.59-40,658,132,278.57-15,914,039,964.75

Finding the Fourth Proportional to 29,462,402,875.59, 40,658,132,278.57 and 15,914,039,964.75

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Solution

The fourth proportional to 29,462,402,875.59, 40,658,132,278.57 and 15,914,039,964.75 is: 21,961,383,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462,402,875.59 : 40,658,132,278.57 = 15,914,039,964.75 : x
  2. Step 2: Convert to fraction form
    29,462,402,875.59/40,658,132,278.57 = 15,914,039,964.75/x
  3. Step 3: Cross multiply
    29,462,402,875.59x = 40,658,132,278.57 × 15,914,039,964.75
  4. Step 4: Simplify right side
    29,462,402,875.59x = 647,035,141,973,254,995,968
  5. Step 5: Solve for x
    x = 647,035,141,973,254,995,968/29,462,402,875.59
  6. Step 6: Final answer
    x = 21,961,383,961.30

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Double scale
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1.5x scale

Why These Related Problems?

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