Home / 977,088,045.60-1,465,464,106.80-363,356,359.20

Finding the Fourth Proportional to 977,088,045.60, 1,465,464,106.80 and 363,356,359.20

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Solution

The fourth proportional to 977,088,045.60, 1,465,464,106.80 and 363,356,359.20 is: 544,972,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,088,045.60 : 1,465,464,106.80 = 363,356,359.20 : x
  2. Step 2: Convert to fraction form
    977,088,045.60/1,465,464,106.80 = 363,356,359.20/x
  3. Step 3: Cross multiply
    977,088,045.60x = 1,465,464,106.80 × 363,356,359.20
  4. Step 4: Simplify right side
    977,088,045.60x = 532,485,702,385,127,936
  5. Step 5: Solve for x
    x = 532,485,702,385,127,936/977,088,045.60
  6. Step 6: Final answer
    x = 544,972,077.78

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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.