Home / 1,380,349,809.44-2,071,553,041.56-1,012,834,432.16

Finding the Fourth Proportional to 1,380,349,809.44, 2,071,553,041.56 and 1,012,834,432.16

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Solution

The fourth proportional to 1,380,349,809.44, 2,071,553,041.56 and 1,012,834,432.16 is: 1,520,006,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,349,809.44 : 2,071,553,041.56 = 1,012,834,432.16 : x
  2. Step 2: Convert to fraction form
    1,380,349,809.44/2,071,553,041.56 = 1,012,834,432.16/x
  3. Step 3: Cross multiply
    1,380,349,809.44x = 2,071,553,041.56 × 1,012,834,432.16
  4. Step 4: Simplify right side
    1,380,349,809.44x = 2,098,140,248,537,743,360
  5. Step 5: Solve for x
    x = 2,098,140,248,537,743,360/1,380,349,809.44
  6. Step 6: Final answer
    x = 1,520,006,185.53

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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.