Home / 99,435,637,270.27-137,221,234,385.11-53,709,912,411.56

Finding the Fourth Proportional to 99,435,637,270.27, 137,221,234,385.11 and 53,709,912,411.56

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Solution

The fourth proportional to 99,435,637,270.27, 137,221,234,385.11 and 53,709,912,411.56 is: 74,119,708,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,435,637,270.27 : 137,221,234,385.11 = 53,709,912,411.56 : x
  2. Step 2: Convert to fraction form
    99,435,637,270.27/137,221,234,385.11 = 53,709,912,411.56/x
  3. Step 3: Cross multiply
    99,435,637,270.27x = 137,221,234,385.11 × 53,709,912,411.56
  4. Step 4: Simplify right side
    99,435,637,270.27x = 7,370,140,479,830,403,055,616
  5. Step 5: Solve for x
    x = 7,370,140,479,830,403,055,616/99,435,637,270.27
  6. Step 6: Final answer
    x = 74,119,708,810.21

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1.5x scale

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.