Home / 659,311,472,769.55-989,039,768,565.52-240,643,670,145.55

Finding the Fourth Proportional to 659,311,472,769.55, 989,039,768,565.52 and 240,643,670,145.55

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Solution

The fourth proportional to 659,311,472,769.55, 989,039,768,565.52 and 240,643,670,145.55 is: 360,991,988,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,311,472,769.55 : 989,039,768,565.52 = 240,643,670,145.55 : x
  2. Step 2: Convert to fraction form
    659,311,472,769.55/989,039,768,565.52 = 240,643,670,145.55/x
  3. Step 3: Cross multiply
    659,311,472,769.55x = 989,039,768,565.52 × 240,643,670,145.55
  4. Step 4: Simplify right side
    659,311,472,769.55x = 238,006,159,827,512,114,282,496
  5. Step 5: Solve for x
    x = 238,006,159,827,512,114,282,496/659,311,472,769.55
  6. Step 6: Final answer
    x = 360,991,988,851.23

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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.