Home / 10,352,610,400.80-15,528,915,601.20-8,699,616,314.40

Finding the Fourth Proportional to 10,352,610,400.80, 15,528,915,601.20 and 8,699,616,314.40

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Solution

The fourth proportional to 10,352,610,400.80, 15,528,915,601.20 and 8,699,616,314.40 is: 13,049,424,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,610,400.80 : 15,528,915,601.20 = 8,699,616,314.40 : x
  2. Step 2: Convert to fraction form
    10,352,610,400.80/15,528,915,601.20 = 8,699,616,314.40/x
  3. Step 3: Cross multiply
    10,352,610,400.80x = 15,528,915,601.20 × 8,699,616,314.40
  4. Step 4: Simplify right side
    10,352,610,400.80x = 135,095,607,509,140,209,664
  5. Step 5: Solve for x
    x = 135,095,607,509,140,209,664/10,352,610,400.80
  6. Step 6: Final answer
    x = 13,049,424,471.60

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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.