Home / 130,366,985.10-195,550,477.65-39,490,574.10

Finding the Fourth Proportional to 130,366,985.10, 195,550,477.65 and 39,490,574.10

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Solution

The fourth proportional to 130,366,985.10, 195,550,477.65 and 39,490,574.10 is: 59,235,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,366,985.10 : 195,550,477.65 = 39,490,574.10 : x
  2. Step 2: Convert to fraction form
    130,366,985.10/195,550,477.65 = 39,490,574.10/x
  3. Step 3: Cross multiply
    130,366,985.10x = 195,550,477.65 × 39,490,574.10
  4. Step 4: Simplify right side
    130,366,985.10x = 7,722,400,627,927,719
  5. Step 5: Solve for x
    x = 7,722,400,627,927,719/130,366,985.10
  6. Step 6: Final answer
    x = 59,235,861.15

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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.