Home / 9,220,734,043.55-12,724,617,088.29-4,991,645,795.32

Finding the Fourth Proportional to 9,220,734,043.55, 12,724,617,088.29 and 4,991,645,795.32

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Solution

The fourth proportional to 9,220,734,043.55, 12,724,617,088.29 and 4,991,645,795.32 is: 6,888,473,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,734,043.55 : 12,724,617,088.29 = 4,991,645,795.32 : x
  2. Step 2: Convert to fraction form
    9,220,734,043.55/12,724,617,088.29 = 4,991,645,795.32/x
  3. Step 3: Cross multiply
    9,220,734,043.55x = 12,724,617,088.29 × 4,991,645,795.32
  4. Step 4: Simplify right side
    9,220,734,043.55x = 63,516,781,385,819,799,552
  5. Step 5: Solve for x
    x = 63,516,781,385,819,799,552/9,220,734,043.55
  6. Step 6: Final answer
    x = 6,888,473,421.51

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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.