Home / 1,072,249,495.68-1,607,453,077.40-372,650,736.32

Finding the Fourth Proportional to 1,072,249,495.68, 1,607,453,077.40 and 372,650,736.32

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Solution

The fourth proportional to 1,072,249,495.68, 1,607,453,077.40 and 372,650,736.32 is: 558,655,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,249,495.68 : 1,607,453,077.40 = 372,650,736.32 : x
  2. Step 2: Convert to fraction form
    1,072,249,495.68/1,607,453,077.40 = 372,650,736.32/x
  3. Step 3: Cross multiply
    1,072,249,495.68x = 1,607,453,077.40 × 372,650,736.32
  4. Step 4: Simplify right side
    1,072,249,495.68x = 599,018,572,892,960,000
  5. Step 5: Solve for x
    x = 599,018,572,892,960,000/1,072,249,495.68
  6. Step 6: Final answer
    x = 558,655,961.42

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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.