Home / 836,465,113.80-1,254,697,670.70-291,025,369.80

Finding the Fourth Proportional to 836,465,113.80, 1,254,697,670.70 and 291,025,369.80

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Solution

The fourth proportional to 836,465,113.80, 1,254,697,670.70 and 291,025,369.80 is: 436,538,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,465,113.80 : 1,254,697,670.70 = 291,025,369.80 : x
  2. Step 2: Convert to fraction form
    836,465,113.80/1,254,697,670.70 = 291,025,369.80/x
  3. Step 3: Cross multiply
    836,465,113.80x = 1,254,697,670.70 × 291,025,369.80
  4. Step 4: Simplify right side
    836,465,113.80x = 365,148,853,602,666,176
  5. Step 5: Solve for x
    x = 365,148,853,602,666,176/836,465,113.80
  6. Step 6: Final answer
    x = 436,538,054.70

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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.