Home / 70,191,946.40-105,138,620.40-58,248,010.40

Finding the Fourth Proportional to 70,191,946.40, 105,138,620.40 and 58,248,010.40

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Solution

The fourth proportional to 70,191,946.40, 105,138,620.40 and 58,248,010.40 is: 87,248,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,191,946.40 : 105,138,620.40 = 58,248,010.40 : x
  2. Step 2: Convert to fraction form
    70,191,946.40/105,138,620.40 = 58,248,010.40/x
  3. Step 3: Cross multiply
    70,191,946.40x = 105,138,620.40 × 58,248,010.40
  4. Step 4: Simplify right side
    70,191,946.40x = 6,124,115,454,500,852
  5. Step 5: Solve for x
    x = 6,124,115,454,500,852/70,191,946.40
  6. Step 6: Final answer
    x = 87,248,121.31

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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.