Home / 2,390,156,428.32-3,585,241,368.54-916,747,881.12

Finding the Fourth Proportional to 2,390,156,428.32, 3,585,241,368.54 and 916,747,881.12

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Solution

The fourth proportional to 2,390,156,428.32, 3,585,241,368.54 and 916,747,881.12 is: 1,375,124,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,156,428.32 : 3,585,241,368.54 = 916,747,881.12 : x
  2. Step 2: Convert to fraction form
    2,390,156,428.32/3,585,241,368.54 = 916,747,881.12/x
  3. Step 3: Cross multiply
    2,390,156,428.32x = 3,585,241,368.54 × 916,747,881.12
  4. Step 4: Simplify right side
    2,390,156,428.32x = 3,286,762,427,912,814,080
  5. Step 5: Solve for x
    x = 3,286,762,427,912,814,080/2,390,156,428.32
  6. Step 6: Final answer
    x = 1,375,124,401.47

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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.