Home / 977,913,902.80-1,466,366,969.40-364,182,216.40

Finding the Fourth Proportional to 977,913,902.80, 1,466,366,969.40 and 364,182,216.40

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Solution

The fourth proportional to 977,913,902.80, 1,466,366,969.40 and 364,182,216.40 is: 546,085,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,913,902.80 : 1,466,366,969.40 = 364,182,216.40 : x
  2. Step 2: Convert to fraction form
    977,913,902.80/1,466,366,969.40 = 364,182,216.40/x
  3. Step 3: Cross multiply
    977,913,902.80x = 1,466,366,969.40 × 364,182,216.40
  4. Step 4: Simplify right side
    977,913,902.80x = 534,024,772,971,843,008
  5. Step 5: Solve for x
    x = 534,024,772,971,843,008/977,913,902.80
  6. Step 6: Final answer
    x = 546,085,674.25

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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.