Home / 70,386,555.48-105,640,616.76-48,836,290.77

Finding the Fourth Proportional to 70,386,555.48, 105,640,616.76 and 48,836,290.77

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Solution

The fourth proportional to 70,386,555.48, 105,640,616.76 and 48,836,290.77 is: 73,296,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,386,555.48 : 105,640,616.76 = 48,836,290.77 : x
  2. Step 2: Convert to fraction form
    70,386,555.48/105,640,616.76 = 48,836,290.77/x
  3. Step 3: Cross multiply
    70,386,555.48x = 105,640,616.76 × 48,836,290.77
  4. Step 4: Simplify right side
    70,386,555.48x = 5,159,095,877,213,496
  5. Step 5: Solve for x
    x = 5,159,095,877,213,496/70,386,555.48
  6. Step 6: Final answer
    x = 73,296,609.59

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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.