Home / 1,379,780,955.54-1,904,088,032.28-753,249,383.46

Finding the Fourth Proportional to 1,379,780,955.54, 1,904,088,032.28 and 753,249,383.46

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Solution

The fourth proportional to 1,379,780,955.54, 1,904,088,032.28 and 753,249,383.46 is: 1,039,478,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,780,955.54 : 1,904,088,032.28 = 753,249,383.46 : x
  2. Step 2: Convert to fraction form
    1,379,780,955.54/1,904,088,032.28 = 753,249,383.46/x
  3. Step 3: Cross multiply
    1,379,780,955.54x = 1,904,088,032.28 × 753,249,383.46
  4. Step 4: Simplify right side
    1,379,780,955.54x = 1,434,253,136,368,474,624
  5. Step 5: Solve for x
    x = 1,434,253,136,368,474,624/1,379,780,955.54
  6. Step 6: Final answer
    x = 1,039,478,861.20

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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.