Home / 2,676,889,415.40-4,015,334,123.10-836,639,140.20

Finding the Fourth Proportional to 2,676,889,415.40, 4,015,334,123.10 and 836,639,140.20

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Solution

The fourth proportional to 2,676,889,415.40, 4,015,334,123.10 and 836,639,140.20 is: 1,254,958,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,889,415.40 : 4,015,334,123.10 = 836,639,140.20 : x
  2. Step 2: Convert to fraction form
    2,676,889,415.40/4,015,334,123.10 = 836,639,140.20/x
  3. Step 3: Cross multiply
    2,676,889,415.40x = 4,015,334,123.10 × 836,639,140.20
  4. Step 4: Simplify right side
    2,676,889,415.40x = 3,359,385,688,366,105,088
  5. Step 5: Solve for x
    x = 3,359,385,688,366,105,088/2,676,889,415.40
  6. Step 6: Final answer
    x = 1,254,958,710.30

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Double scale
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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.