Home / 400,014,561.28-603,020,033.52-373,349,510.40

Finding the Fourth Proportional to 400,014,561.28, 603,020,033.52 and 373,349,510.40

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Solution

The fourth proportional to 400,014,561.28, 603,020,033.52 and 373,349,510.40 is: 562,822,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,014,561.28 : 603,020,033.52 = 373,349,510.40 : x
  2. Step 2: Convert to fraction form
    400,014,561.28/603,020,033.52 = 373,349,510.40/x
  3. Step 3: Cross multiply
    400,014,561.28x = 603,020,033.52 × 373,349,510.40
  4. Step 4: Simplify right side
    400,014,561.28x = 225,137,234,276,083,552
  5. Step 5: Solve for x
    x = 225,137,234,276,083,552/400,014,561.28
  6. Step 6: Final answer
    x = 562,822,597.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.