Home / 1,668,088,127.10-2,502,279,233.46-618,838,485.42

Finding the Fourth Proportional to 1,668,088,127.10, 2,502,279,233.46 and 618,838,485.42

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Solution

The fourth proportional to 1,668,088,127.10, 2,502,279,233.46 and 618,838,485.42 is: 928,312,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,088,127.10 : 2,502,279,233.46 = 618,838,485.42 : x
  2. Step 2: Convert to fraction form
    1,668,088,127.10/2,502,279,233.46 = 618,838,485.42/x
  3. Step 3: Cross multiply
    1,668,088,127.10x = 2,502,279,233.46 × 618,838,485.42
  4. Step 4: Simplify right side
    1,668,088,127.10x = 1,548,506,690,932,304,896
  5. Step 5: Solve for x
    x = 1,548,506,690,932,304,896/1,668,088,127.10
  6. Step 6: Final answer
    x = 928,312,279.05

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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.