Home / 91,668,872,437.92-126,503,050,047.60-51,022,911,631.55

Finding the Fourth Proportional to 91,668,872,437.92, 126,503,050,047.60 and 51,022,911,631.55

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Solution

The fourth proportional to 91,668,872,437.92, 126,503,050,047.60 and 51,022,911,631.55 is: 70,411,621,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,668,872,437.92 : 126,503,050,047.60 = 51,022,911,631.55 : x
  2. Step 2: Convert to fraction form
    91,668,872,437.92/126,503,050,047.60 = 51,022,911,631.55/x
  3. Step 3: Cross multiply
    91,668,872,437.92x = 126,503,050,047.60 × 51,022,911,631.55
  4. Step 4: Simplify right side
    91,668,872,437.92x = 6,454,553,943,700,242,694,144
  5. Step 5: Solve for x
    x = 6,454,553,943,700,242,694,144/91,668,872,437.92
  6. Step 6: Final answer
    x = 70,411,621,437.49

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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.