Home / 7,135,900,194.80-10,700,521,501.08-2,715,142,484.72

Finding the Fourth Proportional to 7,135,900,194.80, 10,700,521,501.08 and 2,715,142,484.72

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Solution

The fourth proportional to 7,135,900,194.80, 10,700,521,501.08 and 2,715,142,484.72 is: 4,071,447,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,900,194.80 : 10,700,521,501.08 = 2,715,142,484.72 : x
  2. Step 2: Convert to fraction form
    7,135,900,194.80/10,700,521,501.08 = 2,715,142,484.72/x
  3. Step 3: Cross multiply
    7,135,900,194.80x = 10,700,521,501.08 × 2,715,142,484.72
  4. Step 4: Simplify right side
    7,135,900,194.80x = 29,053,440,536,242,130,944
  5. Step 5: Solve for x
    x = 29,053,440,536,242,130,944/7,135,900,194.80
  6. Step 6: Final answer
    x = 4,071,447,153.56

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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.