Home / 72,435,643.30-108,653,464.95-23,920,984.90

Finding the Fourth Proportional to 72,435,643.30, 108,653,464.95 and 23,920,984.90

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Solution

The fourth proportional to 72,435,643.30, 108,653,464.95 and 23,920,984.90 is: 35,881,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,435,643.30 : 108,653,464.95 = 23,920,984.90 : x
  2. Step 2: Convert to fraction form
    72,435,643.30/108,653,464.95 = 23,920,984.90/x
  3. Step 3: Cross multiply
    72,435,643.30x = 108,653,464.95 × 23,920,984.90
  4. Step 4: Simplify right side
    72,435,643.30x = 2,599,097,894,401,629
  5. Step 5: Solve for x
    x = 2,599,097,894,401,629/72,435,643.30
  6. Step 6: Final answer
    x = 35,881,477.35

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1.5x scale

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.