Home / 675,143,283.17-1,012,709,235.80-527,714,851.19

Finding the Fourth Proportional to 675,143,283.17, 1,012,709,235.80 and 527,714,851.19

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Solution

The fourth proportional to 675,143,283.17, 1,012,709,235.80 and 527,714,851.19 is: 791,567,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,143,283.17 : 1,012,709,235.80 = 527,714,851.19 : x
  2. Step 2: Convert to fraction form
    675,143,283.17/1,012,709,235.80 = 527,714,851.19/x
  3. Step 3: Cross multiply
    675,143,283.17x = 1,012,709,235.80 × 527,714,851.19
  4. Step 4: Simplify right side
    675,143,283.17x = 534,421,703,661,233,472
  5. Step 5: Solve for x
    x = 534,421,703,661,233,472/675,143,283.17
  6. Step 6: Final answer
    x = 791,567,830.10

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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.