Home / 1,214,254,124.46-1,675,671,232.77-657,337,153.50

Finding the Fourth Proportional to 1,214,254,124.46, 1,675,671,232.77 and 657,337,153.50

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Solution

The fourth proportional to 1,214,254,124.46, 1,675,671,232.77 and 657,337,153.50 is: 907,125,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,254,124.46 : 1,675,671,232.77 = 657,337,153.50 : x
  2. Step 2: Convert to fraction form
    1,214,254,124.46/1,675,671,232.77 = 657,337,153.50/x
  3. Step 3: Cross multiply
    1,214,254,124.46x = 1,675,671,232.77 × 657,337,153.50
  4. Step 4: Simplify right side
    1,214,254,124.46x = 1,101,480,958,350,867,712
  5. Step 5: Solve for x
    x = 1,101,480,958,350,867,712/1,214,254,124.46
  6. Step 6: Final answer
    x = 907,125,564.71

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Double scale
Find fourth proportional to 1,214,254,125.46, 1,675,671,234.15 and 657,337,154.50
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1.5x scale

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.