Home / 1,567,417,436.25-2,162,549,105.40-889,122,597.34

Finding the Fourth Proportional to 1,567,417,436.25, 2,162,549,105.40 and 889,122,597.34

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Solution

The fourth proportional to 1,567,417,436.25, 2,162,549,105.40 and 889,122,597.34 is: 1,226,712,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,417,436.25 : 2,162,549,105.40 = 889,122,597.34 : x
  2. Step 2: Convert to fraction form
    1,567,417,436.25/2,162,549,105.40 = 889,122,597.34/x
  3. Step 3: Cross multiply
    1,567,417,436.25x = 2,162,549,105.40 × 889,122,597.34
  4. Step 4: Simplify right side
    1,567,417,436.25x = 1,922,771,277,470,535,936
  5. Step 5: Solve for x
    x = 1,922,771,277,470,535,936/1,567,417,436.25
  6. Step 6: Final answer
    x = 1,226,712,956.62

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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.