Home / 5,314,651,315.80-7,971,976,973.70-4,927,667,789.40

Finding the Fourth Proportional to 5,314,651,315.80, 7,971,976,973.70 and 4,927,667,789.40

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Solution

The fourth proportional to 5,314,651,315.80, 7,971,976,973.70 and 4,927,667,789.40 is: 7,391,501,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,651,315.80 : 7,971,976,973.70 = 4,927,667,789.40 : x
  2. Step 2: Convert to fraction form
    5,314,651,315.80/7,971,976,973.70 = 4,927,667,789.40/x
  3. Step 3: Cross multiply
    5,314,651,315.80x = 7,971,976,973.70 × 4,927,667,789.40
  4. Step 4: Simplify right side
    5,314,651,315.80x = 39,283,254,151,139,975,168
  5. Step 5: Solve for x
    x = 39,283,254,151,139,975,168/5,314,651,315.80
  6. Step 6: Final answer
    x = 7,391,501,684.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.