Home / 559,657,411.70-839,486,117.55-268,374,599.60

Finding the Fourth Proportional to 559,657,411.70, 839,486,117.55 and 268,374,599.60

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Solution

The fourth proportional to 559,657,411.70, 839,486,117.55 and 268,374,599.60 is: 402,561,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,657,411.70 : 839,486,117.55 = 268,374,599.60 : x
  2. Step 2: Convert to fraction form
    559,657,411.70/839,486,117.55 = 268,374,599.60/x
  3. Step 3: Cross multiply
    559,657,411.70x = 839,486,117.55 × 268,374,599.60
  4. Step 4: Simplify right side
    559,657,411.70x = 225,296,750,667,239,776
  5. Step 5: Solve for x
    x = 225,296,750,667,239,776/559,657,411.70
  6. Step 6: Final answer
    x = 402,561,899.40

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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.