Home / 1,134,637,885.78-1,698,466,099.77-740,315,641.83

Finding the Fourth Proportional to 1,134,637,885.78, 1,698,466,099.77 and 740,315,641.83

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Solution

The fourth proportional to 1,134,637,885.78, 1,698,466,099.77 and 740,315,641.83 is: 1,108,195,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,637,885.78 : 1,698,466,099.77 = 740,315,641.83 : x
  2. Step 2: Convert to fraction form
    1,134,637,885.78/1,698,466,099.77 = 740,315,641.83/x
  3. Step 3: Cross multiply
    1,134,637,885.78x = 1,698,466,099.77 × 740,315,641.83
  4. Step 4: Simplify right side
    1,134,637,885.78x = 1,257,401,020,769,232,128
  5. Step 5: Solve for x
    x = 1,257,401,020,769,232,128/1,134,637,885.78
  6. Step 6: Final answer
    x = 1,108,195,871.59

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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.