Home / 896,090,667.70-1,344,136,001.55-714,692,139.70

Finding the Fourth Proportional to 896,090,667.70, 1,344,136,001.55 and 714,692,139.70

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Solution

The fourth proportional to 896,090,667.70, 1,344,136,001.55 and 714,692,139.70 is: 1,072,038,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,090,667.70 : 1,344,136,001.55 = 714,692,139.70 : x
  2. Step 2: Convert to fraction form
    896,090,667.70/1,344,136,001.55 = 714,692,139.70/x
  3. Step 3: Cross multiply
    896,090,667.70x = 1,344,136,001.55 × 714,692,139.70
  4. Step 4: Simplify right side
    896,090,667.70x = 960,643,434,995,572,096
  5. Step 5: Solve for x
    x = 960,643,434,995,572,096/896,090,667.70
  6. Step 6: Final answer
    x = 1,072,038,209.55

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1.5x scale

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.