Home / 1,013,872,303.56-1,398,903,949.44-573,839,155.56

Finding the Fourth Proportional to 1,013,872,303.56, 1,398,903,949.44 and 573,839,155.56

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Solution

The fourth proportional to 1,013,872,303.56, 1,398,903,949.44 and 573,839,155.56 is: 791,762,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,872,303.56 : 1,398,903,949.44 = 573,839,155.56 : x
  2. Step 2: Convert to fraction form
    1,013,872,303.56/1,398,903,949.44 = 573,839,155.56/x
  3. Step 3: Cross multiply
    1,013,872,303.56x = 1,398,903,949.44 × 573,839,155.56
  4. Step 4: Simplify right side
    1,013,872,303.56x = 802,745,861,056,198,528
  5. Step 5: Solve for x
    x = 802,745,861,056,198,528/1,013,872,303.56
  6. Step 6: Final answer
    x = 791,762,294.16

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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.