Home / 983,738,193.51-1,357,521,603.12-537,697,793.91

Finding the Fourth Proportional to 983,738,193.51, 1,357,521,603.12 and 537,697,793.91

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Solution

The fourth proportional to 983,738,193.51, 1,357,521,603.12 and 537,697,793.91 is: 742,002,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,738,193.51 : 1,357,521,603.12 = 537,697,793.91 : x
  2. Step 2: Convert to fraction form
    983,738,193.51/1,357,521,603.12 = 537,697,793.91/x
  3. Step 3: Cross multiply
    983,738,193.51x = 1,357,521,603.12 × 537,697,793.91
  4. Step 4: Simplify right side
    983,738,193.51x = 729,936,371,182,790,528
  5. Step 5: Solve for x
    x = 729,936,371,182,790,528/983,738,193.51
  6. Step 6: Final answer
    x = 742,002,675.10

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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.