Home / 1,218,341,548,574.40-1,681,326,572,384.10-669,692,754,714.90

Finding the Fourth Proportional to 1,218,341,548,574.40, 1,681,326,572,384.10 and 669,692,754,714.90

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Solution

The fourth proportional to 1,218,341,548,574.40, 1,681,326,572,384.10 and 669,692,754,714.90 is: 924,184,376,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,341,548,574.40 : 1,681,326,572,384.10 = 669,692,754,714.90 : x
  2. Step 2: Convert to fraction form
    1,218,341,548,574.40/1,681,326,572,384.10 = 669,692,754,714.90/x
  3. Step 3: Cross multiply
    1,218,341,548,574.40x = 1,681,326,572,384.10 × 669,692,754,714.90
  4. Step 4: Simplify right side
    1,218,341,548,574.40x = 1,125,972,223,835,268,769,120,256
  5. Step 5: Solve for x
    x = 1,125,972,223,835,268,769,120,256/1,218,341,548,574.40
  6. Step 6: Final answer
    x = 924,184,376,009.16

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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.