Home / 983,710,679.34-1,357,517,440.30-537,673,784.44

Finding the Fourth Proportional to 983,710,679.34, 1,357,517,440.30 and 537,673,784.44

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Solution

The fourth proportional to 983,710,679.34, 1,357,517,440.30 and 537,673,784.44 is: 741,988,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,710,679.34 : 1,357,517,440.30 = 537,673,784.44 : x
  2. Step 2: Convert to fraction form
    983,710,679.34/1,357,517,440.30 = 537,673,784.44/x
  3. Step 3: Cross multiply
    983,710,679.34x = 1,357,517,440.30 × 537,673,784.44
  4. Step 4: Simplify right side
    983,710,679.34x = 729,901,539,569,402,880
  5. Step 5: Solve for x
    x = 729,901,539,569,402,880/983,710,679.34
  6. Step 6: Final answer
    x = 741,988,020.36

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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.