Home / 872,202,407.68-1,308,885,416.64-452,410,673.60

Finding the Fourth Proportional to 872,202,407.68, 1,308,885,416.64 and 452,410,673.60

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Solution

The fourth proportional to 872,202,407.68, 1,308,885,416.64 and 452,410,673.60 is: 678,917,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,202,407.68 : 1,308,885,416.64 = 452,410,673.60 : x
  2. Step 2: Convert to fraction form
    872,202,407.68/1,308,885,416.64 = 452,410,673.60/x
  3. Step 3: Cross multiply
    872,202,407.68x = 1,308,885,416.64 × 452,410,673.60
  4. Step 4: Simplify right side
    872,202,407.68x = 592,153,733,007,319,168
  5. Step 5: Solve for x
    x = 592,153,733,007,319,168/872,202,407.68
  6. Step 6: Final answer
    x = 678,917,792.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.