Home / 556,162,487.77-833,774,548.12-457,799,048.76

Finding the Fourth Proportional to 556,162,487.77, 833,774,548.12 and 457,799,048.76

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Solution

The fourth proportional to 556,162,487.77, 833,774,548.12 and 457,799,048.76 is: 686,312,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,162,487.77 : 833,774,548.12 = 457,799,048.76 : x
  2. Step 2: Convert to fraction form
    556,162,487.77/833,774,548.12 = 457,799,048.76/x
  3. Step 3: Cross multiply
    556,162,487.77x = 833,774,548.12 × 457,799,048.76
  4. Step 4: Simplify right side
    556,162,487.77x = 381,701,195,013,864,576
  5. Step 5: Solve for x
    x = 381,701,195,013,864,576/556,162,487.77
  6. Step 6: Final answer
    x = 686,312,369.87

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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.