Home / 77,572,963,420.66-107,053,330,869.26-45,017,656,523.31

Finding the Fourth Proportional to 77,572,963,420.66, 107,053,330,869.26 and 45,017,656,523.31

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Solution

The fourth proportional to 77,572,963,420.66, 107,053,330,869.26 and 45,017,656,523.31 is: 62,125,898,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,572,963,420.66 : 107,053,330,869.26 = 45,017,656,523.31 : x
  2. Step 2: Convert to fraction form
    77,572,963,420.66/107,053,330,869.26 = 45,017,656,523.31/x
  3. Step 3: Cross multiply
    77,572,963,420.66x = 107,053,330,869.26 × 45,017,656,523.31
  4. Step 4: Simplify right side
    77,572,963,420.66x = 4,819,290,078,748,605,415,424
  5. Step 5: Solve for x
    x = 4,819,290,078,748,605,415,424/77,572,963,420.66
  6. Step 6: Final answer
    x = 62,125,898,847.19

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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.