Home / 1,475,203,637.40-2,035,897,068.78-840,150,981.24

Finding the Fourth Proportional to 1,475,203,637.40, 2,035,897,068.78 and 840,150,981.24

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Solution

The fourth proportional to 1,475,203,637.40, 2,035,897,068.78 and 840,150,981.24 is: 1,159,474,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,203,637.40 : 2,035,897,068.78 = 840,150,981.24 : x
  2. Step 2: Convert to fraction form
    1,475,203,637.40/2,035,897,068.78 = 840,150,981.24/x
  3. Step 3: Cross multiply
    1,475,203,637.40x = 2,035,897,068.78 × 840,150,981.24
  4. Step 4: Simplify right side
    1,475,203,637.40x = 1,710,460,920,039,156,736
  5. Step 5: Solve for x
    x = 1,710,460,920,039,156,736/1,475,203,637.40
  6. Step 6: Final answer
    x = 1,159,474,445.88

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1.5x scale

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.