Home / 1,417,346,646.60-2,126,019,969.90-555,703,638.60

Finding the Fourth Proportional to 1,417,346,646.60, 2,126,019,969.90 and 555,703,638.60

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Solution

The fourth proportional to 1,417,346,646.60, 2,126,019,969.90 and 555,703,638.60 is: 833,555,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,346,646.60 : 2,126,019,969.90 = 555,703,638.60 : x
  2. Step 2: Convert to fraction form
    1,417,346,646.60/2,126,019,969.90 = 555,703,638.60/x
  3. Step 3: Cross multiply
    1,417,346,646.60x = 2,126,019,969.90 × 555,703,638.60
  4. Step 4: Simplify right side
    1,417,346,646.60x = 1,181,437,033,009,692,672
  5. Step 5: Solve for x
    x = 1,181,437,033,009,692,672/1,417,346,646.60
  6. Step 6: Final answer
    x = 833,555,457.90

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Double scale
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Similar ratio
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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.