Home / 801,956,881.79-1,106,931,148.08-484,366,681.43

Finding the Fourth Proportional to 801,956,881.79, 1,106,931,148.08 and 484,366,681.43

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Solution

The fourth proportional to 801,956,881.79, 1,106,931,148.08 and 484,366,681.43 is: 668,565,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,956,881.79 : 1,106,931,148.08 = 484,366,681.43 : x
  2. Step 2: Convert to fraction form
    801,956,881.79/1,106,931,148.08 = 484,366,681.43/x
  3. Step 3: Cross multiply
    801,956,881.79x = 1,106,931,148.08 × 484,366,681.43
  4. Step 4: Simplify right side
    801,956,881.79x = 536,160,566,767,009,472
  5. Step 5: Solve for x
    x = 536,160,566,767,009,472/801,956,881.79
  6. Step 6: Final answer
    x = 668,565,329.31

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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.