Home / 58,368,121.40-87,426,210.90-48,290,425.40

Finding the Fourth Proportional to 58,368,121.40, 87,426,210.90 and 48,290,425.40

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Solution

The fourth proportional to 58,368,121.40, 87,426,210.90 and 48,290,425.40 is: 72,331,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,368,121.40 : 87,426,210.90 = 48,290,425.40 : x
  2. Step 2: Convert to fraction form
    58,368,121.40/87,426,210.90 = 48,290,425.40/x
  3. Step 3: Cross multiply
    58,368,121.40x = 87,426,210.90 × 48,290,425.40
  4. Step 4: Simplify right side
    58,368,121.40x = 4,221,848,915,471,117
  5. Step 5: Solve for x
    x = 4,221,848,915,471,117/58,368,121.40
  6. Step 6: Final answer
    x = 72,331,416.78

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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.