Home / 914,275,496.74-1,261,678,726.02-537,956,458.42

Finding the Fourth Proportional to 914,275,496.74, 1,261,678,726.02 and 537,956,458.42

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Solution

The fourth proportional to 914,275,496.74, 1,261,678,726.02 and 537,956,458.42 is: 742,367,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,275,496.74 : 1,261,678,726.02 = 537,956,458.42 : x
  2. Step 2: Convert to fraction form
    914,275,496.74/1,261,678,726.02 = 537,956,458.42/x
  3. Step 3: Cross multiply
    914,275,496.74x = 1,261,678,726.02 × 537,956,458.42
  4. Step 4: Simplify right side
    914,275,496.74x = 678,728,219,113,576,576
  5. Step 5: Solve for x
    x = 678,728,219,113,576,576/914,275,496.74
  6. Step 6: Final answer
    x = 742,367,285.94

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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.