Home / 148,890,643.60-223,342,963.80-46,658,016.40

Finding the Fourth Proportional to 148,890,643.60, 223,342,963.80 and 46,658,016.40

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Solution

The fourth proportional to 148,890,643.60, 223,342,963.80 and 46,658,016.40 is: 69,989,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,890,643.60 : 223,342,963.80 = 46,658,016.40 : x
  2. Step 2: Convert to fraction form
    148,890,643.60/223,342,963.80 = 46,658,016.40/x
  3. Step 3: Cross multiply
    148,890,643.60x = 223,342,963.80 × 46,658,016.40
  4. Step 4: Simplify right side
    148,890,643.60x = 10,420,739,667,805,006
  5. Step 5: Solve for x
    x = 10,420,739,667,805,006/148,890,643.60
  6. Step 6: Final answer
    x = 69,989,217.70

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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.