Home / 130,680,606.30-196,020,909.45-124,303,314.30

Finding the Fourth Proportional to 130,680,606.30, 196,020,909.45 and 124,303,314.30

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Solution

The fourth proportional to 130,680,606.30, 196,020,909.45 and 124,303,314.30 is: 186,454,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680,606.30 : 196,020,909.45 = 124,303,314.30 : x
  2. Step 2: Convert to fraction form
    130,680,606.30/196,020,909.45 = 124,303,314.30/x
  3. Step 3: Cross multiply
    130,680,606.30x = 196,020,909.45 × 124,303,314.30
  4. Step 4: Simplify right side
    130,680,606.30x = 24,366,048,716,735,188
  5. Step 5: Solve for x
    x = 24,366,048,716,735,188/130,680,606.30
  6. Step 6: Final answer
    x = 186,454,971.45

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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.