Home / 291,043,510.60-436,625,918.70-97,015,203.40

Finding the Fourth Proportional to 291,043,510.60, 436,625,918.70 and 97,015,203.40

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Solution

The fourth proportional to 291,043,510.60, 436,625,918.70 and 97,015,203.40 is: 145,543,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,043,510.60 : 436,625,918.70 = 97,015,203.40 : x
  2. Step 2: Convert to fraction form
    291,043,510.60/436,625,918.70 = 97,015,203.40/x
  3. Step 3: Cross multiply
    291,043,510.60x = 436,625,918.70 × 97,015,203.40
  4. Step 4: Simplify right side
    291,043,510.60x = 42,359,352,312,392,368
  5. Step 5: Solve for x
    x = 42,359,352,312,392,368/291,043,510.60
  6. Step 6: Final answer
    x = 145,543,022.85

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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.