Home / 25,148,826,853.80-37,723,240,280.70-21,409,501,689.60

Finding the Fourth Proportional to 25,148,826,853.80, 37,723,240,280.70 and 21,409,501,689.60

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Solution

The fourth proportional to 25,148,826,853.80, 37,723,240,280.70 and 21,409,501,689.60 is: 32,114,252,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148,826,853.80 : 37,723,240,280.70 = 21,409,501,689.60 : x
  2. Step 2: Convert to fraction form
    25,148,826,853.80/37,723,240,280.70 = 21,409,501,689.60/x
  3. Step 3: Cross multiply
    25,148,826,853.80x = 37,723,240,280.70 × 21,409,501,689.60
  4. Step 4: Simplify right side
    25,148,826,853.80x = 807,635,776,526,833,287,168
  5. Step 5: Solve for x
    x = 807,635,776,526,833,287,168/25,148,826,853.80
  6. Step 6: Final answer
    x = 32,114,252,534.40

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Double scale
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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.