Home / 708,849,808.20-1,061,574,101.10-344,919,011.40

Finding the Fourth Proportional to 708,849,808.20, 1,061,574,101.10 and 344,919,011.40

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Solution

The fourth proportional to 708,849,808.20, 1,061,574,101.10 and 344,919,011.40 is: 516,551,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,849,808.20 : 1,061,574,101.10 = 344,919,011.40 : x
  2. Step 2: Convert to fraction form
    708,849,808.20/1,061,574,101.10 = 344,919,011.40/x
  3. Step 3: Cross multiply
    708,849,808.20x = 1,061,574,101.10 × 344,919,011.40
  4. Step 4: Simplify right side
    708,849,808.20x = 366,157,089,479,255,616
  5. Step 5: Solve for x
    x = 366,157,089,479,255,616/708,849,808.20
  6. Step 6: Final answer
    x = 516,551,017.22

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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.