Home / 191,397,409.40-287,096,114.10-94,399,585.40

Finding the Fourth Proportional to 191,397,409.40, 287,096,114.10 and 94,399,585.40

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Solution

The fourth proportional to 191,397,409.40, 287,096,114.10 and 94,399,585.40 is: 141,599,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,397,409.40 : 287,096,114.10 = 94,399,585.40 : x
  2. Step 2: Convert to fraction form
    191,397,409.40/287,096,114.10 = 94,399,585.40/x
  3. Step 3: Cross multiply
    191,397,409.40x = 287,096,114.10 × 94,399,585.40
  4. Step 4: Simplify right side
    191,397,409.40x = 27,101,754,140,991,100
  5. Step 5: Solve for x
    x = 27,101,754,140,991,100/191,397,409.40
  6. Step 6: Final answer
    x = 141,599,378.10

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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.