Home / 10,352,610,367.30-15,528,915,550.95-8,699,616,280.90

Finding the Fourth Proportional to 10,352,610,367.30, 15,528,915,550.95 and 8,699,616,280.90

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Solution

The fourth proportional to 10,352,610,367.30, 15,528,915,550.95 and 8,699,616,280.90 is: 13,049,424,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,610,367.30 : 15,528,915,550.95 = 8,699,616,280.90 : x
  2. Step 2: Convert to fraction form
    10,352,610,367.30/15,528,915,550.95 = 8,699,616,280.90/x
  3. Step 3: Cross multiply
    10,352,610,367.30x = 15,528,915,550.95 × 8,699,616,280.90
  4. Step 4: Simplify right side
    10,352,610,367.30x = 135,095,606,551,765,811,200
  5. Step 5: Solve for x
    x = 135,095,606,551,765,811,200/10,352,610,367.30
  6. Step 6: Final answer
    x = 13,049,424,421.35

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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.