Home / 983,710,263.28-1,357,516,867.56-537,673,368.18

Finding the Fourth Proportional to 983,710,263.28, 1,357,516,867.56 and 537,673,368.18

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Solution

The fourth proportional to 983,710,263.28, 1,357,516,867.56 and 537,673,368.18 is: 741,987,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,710,263.28 : 1,357,516,867.56 = 537,673,368.18 : x
  2. Step 2: Convert to fraction form
    983,710,263.28/1,357,516,867.56 = 537,673,368.18/x
  3. Step 3: Cross multiply
    983,710,263.28x = 1,357,516,867.56 × 537,673,368.18
  4. Step 4: Simplify right side
    983,710,263.28x = 729,900,666,542,148,096
  5. Step 5: Solve for x
    x = 729,900,666,542,148,096/983,710,263.28
  6. Step 6: Final answer
    x = 741,987,446.70

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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.