Home / 1,565,842,352.56-2,161,191,239.40-993,255,050.32

Finding the Fourth Proportional to 1,565,842,352.56, 2,161,191,239.40 and 993,255,050.32

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Solution

The fourth proportional to 1,565,842,352.56, 2,161,191,239.40 and 993,255,050.32 is: 1,370,900,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,842,352.56 : 2,161,191,239.40 = 993,255,050.32 : x
  2. Step 2: Convert to fraction form
    1,565,842,352.56/2,161,191,239.40 = 993,255,050.32/x
  3. Step 3: Cross multiply
    1,565,842,352.56x = 2,161,191,239.40 × 993,255,050.32
  4. Step 4: Simplify right side
    1,565,842,352.56x = 2,146,614,113,241,390,336
  5. Step 5: Solve for x
    x = 2,146,614,113,241,390,336/1,565,842,352.56
  6. Step 6: Final answer
    x = 1,370,900,531.42

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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.