Home / 25,615,812,947.52-35,347,891,799.92-15,590,199,740.16

Finding the Fourth Proportional to 25,615,812,947.52, 35,347,891,799.92 and 15,590,199,740.16

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Solution

The fourth proportional to 25,615,812,947.52, 35,347,891,799.92 and 15,590,199,740.16 is: 21,513,300,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615,812,947.52 : 35,347,891,799.92 = 15,590,199,740.16 : x
  2. Step 2: Convert to fraction form
    25,615,812,947.52/35,347,891,799.92 = 15,590,199,740.16/x
  3. Step 3: Cross multiply
    25,615,812,947.52x = 35,347,891,799.92 × 15,590,199,740.16
  4. Step 4: Simplify right side
    25,615,812,947.52x = 551,080,693,554,316,574,720
  5. Step 5: Solve for x
    x = 551,080,693,554,316,574,720/25,615,812,947.52
  6. Step 6: Final answer
    x = 21,513,300,970.90

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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.