Home / 898,150,602.80-1,347,225,904.20-553,493,399.60

Finding the Fourth Proportional to 898,150,602.80, 1,347,225,904.20 and 553,493,399.60

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Solution

The fourth proportional to 898,150,602.80, 1,347,225,904.20 and 553,493,399.60 is: 830,240,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,150,602.80 : 1,347,225,904.20 = 553,493,399.60 : x
  2. Step 2: Convert to fraction form
    898,150,602.80/1,347,225,904.20 = 553,493,399.60/x
  3. Step 3: Cross multiply
    898,150,602.80x = 1,347,225,904.20 × 553,493,399.60
  4. Step 4: Simplify right side
    898,150,602.80x = 745,680,645,744,841,984
  5. Step 5: Solve for x
    x = 745,680,645,744,841,984/898,150,602.80
  6. Step 6: Final answer
    x = 830,240,099.40

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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.