Home / 130,963,500.30-196,445,250.45-124,586,208.30

Finding the Fourth Proportional to 130,963,500.30, 196,445,250.45 and 124,586,208.30

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Solution

The fourth proportional to 130,963,500.30, 196,445,250.45 and 124,586,208.30 is: 186,879,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,963,500.30 : 196,445,250.45 = 124,586,208.30 : x
  2. Step 2: Convert to fraction form
    130,963,500.30/196,445,250.45 = 124,586,208.30/x
  3. Step 3: Cross multiply
    130,963,500.30x = 196,445,250.45 × 124,586,208.30
  4. Step 4: Simplify right side
    130,963,500.30x = 24,474,368,892,109,368
  5. Step 5: Solve for x
    x = 24,474,368,892,109,368/130,963,500.30
  6. Step 6: Final answer
    x = 186,879,312.45

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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.