Home / 977,197,009.23-1,348,541,454.90-531,160,097.19

Finding the Fourth Proportional to 977,197,009.23, 1,348,541,454.90 and 531,160,097.19

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Solution

The fourth proportional to 977,197,009.23, 1,348,541,454.90 and 531,160,097.19 is: 733,006,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,197,009.23 : 1,348,541,454.90 = 531,160,097.19 : x
  2. Step 2: Convert to fraction form
    977,197,009.23/1,348,541,454.90 = 531,160,097.19/x
  3. Step 3: Cross multiply
    977,197,009.23x = 1,348,541,454.90 × 531,160,097.19
  4. Step 4: Simplify right side
    977,197,009.23x = 716,291,410,249,428,096
  5. Step 5: Solve for x
    x = 716,291,410,249,428,096/977,197,009.23
  6. Step 6: Final answer
    x = 733,006,142.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.