Home / 1,102,247,173.41-1,521,100,428.69-607,209,881.91

Finding the Fourth Proportional to 1,102,247,173.41, 1,521,100,428.69 and 607,209,881.91

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Solution

The fourth proportional to 1,102,247,173.41, 1,521,100,428.69 and 607,209,881.91 is: 837,949,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,247,173.41 : 1,521,100,428.69 = 607,209,881.91 : x
  2. Step 2: Convert to fraction form
    1,102,247,173.41/1,521,100,428.69 = 607,209,881.91/x
  3. Step 3: Cross multiply
    1,102,247,173.41x = 1,521,100,428.69 × 607,209,881.91
  4. Step 4: Simplify right side
    1,102,247,173.41x = 923,627,211,678,105,216
  5. Step 5: Solve for x
    x = 923,627,211,678,105,216/1,102,247,173.41
  6. Step 6: Final answer
    x = 837,949,267.60

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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.