Home / 977,484,014.80-1,466,226,022.20-667,547,623.60

Finding the Fourth Proportional to 977,484,014.80, 1,466,226,022.20 and 667,547,623.60

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Solution

The fourth proportional to 977,484,014.80, 1,466,226,022.20 and 667,547,623.60 is: 1,001,321,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,484,014.80 : 1,466,226,022.20 = 667,547,623.60 : x
  2. Step 2: Convert to fraction form
    977,484,014.80/1,466,226,022.20 = 667,547,623.60/x
  3. Step 3: Cross multiply
    977,484,014.80x = 1,466,226,022.20 × 667,547,623.60
  4. Step 4: Simplify right side
    977,484,014.80x = 978,775,696,780,090,880
  5. Step 5: Solve for x
    x = 978,775,696,780,090,880/977,484,014.80
  6. Step 6: Final answer
    x = 1,001,321,435.40

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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.