Home / 240,872,863,499.36-361,350,458,011.16-99,304,896,913.11

Finding the Fourth Proportional to 240,872,863,499.36, 361,350,458,011.16 and 99,304,896,913.11

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Solution

The fourth proportional to 240,872,863,499.36, 361,350,458,011.16 and 99,304,896,913.11 is: 148,974,315,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,872,863,499.36 : 361,350,458,011.16 = 99,304,896,913.11 : x
  2. Step 2: Convert to fraction form
    240,872,863,499.36/361,350,458,011.16 = 99,304,896,913.11/x
  3. Step 3: Cross multiply
    240,872,863,499.36x = 361,350,458,011.16 × 99,304,896,913.11
  4. Step 4: Simplify right side
    240,872,863,499.36x = 35,883,869,982,304,048,775,168
  5. Step 5: Solve for x
    x = 35,883,869,982,304,048,775,168/240,872,863,499.36
  6. Step 6: Final answer
    x = 148,974,315,582.87

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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.