Home / 6,151,847,867.51-8,490,915,795.10-3,740,017,877.36

Finding the Fourth Proportional to 6,151,847,867.51, 8,490,915,795.10 and 3,740,017,877.36

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Solution

The fourth proportional to 6,151,847,867.51, 8,490,915,795.10 and 3,740,017,877.36 is: 5,162,054,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,847,867.51 : 8,490,915,795.10 = 3,740,017,877.36 : x
  2. Step 2: Convert to fraction form
    6,151,847,867.51/8,490,915,795.10 = 3,740,017,877.36/x
  3. Step 3: Cross multiply
    6,151,847,867.51x = 8,490,915,795.10 × 3,740,017,877.36
  4. Step 4: Simplify right side
    6,151,847,867.51x = 31,756,176,868,832,399,360
  5. Step 5: Solve for x
    x = 31,756,176,868,832,399,360/6,151,847,867.51
  6. Step 6: Final answer
    x = 5,162,054,971.57

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Double scale
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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.