Home / 69,349,949.34-95,666,646.45-42,879,841.67

Finding the Fourth Proportional to 69,349,949.34, 95,666,646.45 and 42,879,841.67

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Solution

The fourth proportional to 69,349,949.34, 95,666,646.45 and 42,879,841.67 is: 59,151,746.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,349,949.34 : 95,666,646.45 = 42,879,841.67 : x
  2. Step 2: Convert to fraction form
    69,349,949.34/95,666,646.45 = 42,879,841.67/x
  3. Step 3: Cross multiply
    69,349,949.34x = 95,666,646.45 × 42,879,841.67
  4. Step 4: Simplify right side
    69,349,949.34x = 4,102,170,653,115,034.50
  5. Step 5: Solve for x
    x = 4,102,170,653,115,034.50/69,349,949.34
  6. Step 6: Final answer
    x = 59,151,746.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.