Home / 562,020,209.10-775,597,070.66-307,697,322.47

Finding the Fourth Proportional to 562,020,209.10, 775,597,070.66 and 307,697,322.47

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Solution

The fourth proportional to 562,020,209.10, 775,597,070.66 and 307,697,322.47 is: 424,627,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,020,209.10 : 775,597,070.66 = 307,697,322.47 : x
  2. Step 2: Convert to fraction form
    562,020,209.10/775,597,070.66 = 307,697,322.47/x
  3. Step 3: Cross multiply
    562,020,209.10x = 775,597,070.66 × 307,697,322.47
  4. Step 4: Simplify right side
    562,020,209.10x = 238,649,141,952,240,896
  5. Step 5: Solve for x
    x = 238,649,141,952,240,896/562,020,209.10
  6. Step 6: Final answer
    x = 424,627,332.06

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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.