Home / 977,088,200.60-1,465,632,300.90-686,283,685.40

Finding the Fourth Proportional to 977,088,200.60, 1,465,632,300.90 and 686,283,685.40

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Solution

The fourth proportional to 977,088,200.60, 1,465,632,300.90 and 686,283,685.40 is: 1,029,425,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,088,200.60 : 1,465,632,300.90 = 686,283,685.40 : x
  2. Step 2: Convert to fraction form
    977,088,200.60/1,465,632,300.90 = 686,283,685.40/x
  3. Step 3: Cross multiply
    977,088,200.60x = 1,465,632,300.90 × 686,283,685.40
  4. Step 4: Simplify right side
    977,088,200.60x = 1,005,839,536,902,933,760
  5. Step 5: Solve for x
    x = 1,005,839,536,902,933,760/977,088,200.60
  6. Step 6: Final answer
    x = 1,029,425,528.10

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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.