Home / 1,547,598,666.40-2,318,374,690.80-932,355,325.60

Finding the Fourth Proportional to 1,547,598,666.40, 2,318,374,690.80 and 932,355,325.60

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Solution

The fourth proportional to 1,547,598,666.40, 2,318,374,690.80 and 932,355,325.60 is: 1,396,711,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,598,666.40 : 2,318,374,690.80 = 932,355,325.60 : x
  2. Step 2: Convert to fraction form
    1,547,598,666.40/2,318,374,690.80 = 932,355,325.60/x
  3. Step 3: Cross multiply
    1,547,598,666.40x = 2,318,374,690.80 × 932,355,325.60
  4. Step 4: Simplify right side
    1,547,598,666.40x = 2,161,548,989,703,633,664
  5. Step 5: Solve for x
    x = 2,161,548,989,703,633,664/1,547,598,666.40
  6. Step 6: Final answer
    x = 1,396,711,587.20

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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.