Home / 791,136,114.40-1,187,208,056.40-463,610,994.40

Finding the Fourth Proportional to 791,136,114.40, 1,187,208,056.40 and 463,610,994.40

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Solution

The fourth proportional to 791,136,114.40, 1,187,208,056.40 and 463,610,994.40 is: 695,711,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,136,114.40 : 1,187,208,056.40 = 463,610,994.40 : x
  2. Step 2: Convert to fraction form
    791,136,114.40/1,187,208,056.40 = 463,610,994.40/x
  3. Step 3: Cross multiply
    791,136,114.40x = 1,187,208,056.40 × 463,610,994.40
  4. Step 4: Simplify right side
    791,136,114.40x = 550,402,707,587,295,296
  5. Step 5: Solve for x
    x = 550,402,707,587,295,296/791,136,114.40
  6. Step 6: Final answer
    x = 695,711,771.42

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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.