Home / 148,820,501.28-223,216,317.99-45,190,603.32

Finding the Fourth Proportional to 148,820,501.28, 223,216,317.99 and 45,190,603.32

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Solution

The fourth proportional to 148,820,501.28, 223,216,317.99 and 45,190,603.32 is: 67,781,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,820,501.28 : 223,216,317.99 = 45,190,603.32 : x
  2. Step 2: Convert to fraction form
    148,820,501.28/223,216,317.99 = 45,190,603.32/x
  3. Step 3: Cross multiply
    148,820,501.28x = 223,216,317.99 × 45,190,603.32
  4. Step 4: Simplify right side
    148,820,501.28x = 10,087,280,080,837,070
  5. Step 5: Solve for x
    x = 10,087,280,080,837,070/148,820,501.28
  6. Step 6: Final answer
    x = 67,781,522.00

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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.