Home / 1,249,289,823.30-1,724,020,119.57-692,408,822.82

Finding the Fourth Proportional to 1,249,289,823.30, 1,724,020,119.57 and 692,408,822.82

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Solution

The fourth proportional to 1,249,289,823.30, 1,724,020,119.57 and 692,408,822.82 is: 955,524,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,289,823.30 : 1,724,020,119.57 = 692,408,822.82 : x
  2. Step 2: Convert to fraction form
    1,249,289,823.30/1,724,020,119.57 = 692,408,822.82/x
  3. Step 3: Cross multiply
    1,249,289,823.30x = 1,724,020,119.57 × 692,408,822.82
  4. Step 4: Simplify right side
    1,249,289,823.30x = 1,193,726,741,509,459,456
  5. Step 5: Solve for x
    x = 1,193,726,741,509,459,456/1,249,289,823.30
  6. Step 6: Final answer
    x = 955,524,266.06

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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.