Home / 157,299,339.63-235,880,633.15-45,100,477.79

Finding the Fourth Proportional to 157,299,339.63, 235,880,633.15 and 45,100,477.79

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Solution

The fourth proportional to 157,299,339.63, 235,880,633.15 and 45,100,477.79 is: 67,631,112.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,299,339.63 : 235,880,633.15 = 45,100,477.79 : x
  2. Step 2: Convert to fraction form
    157,299,339.63/235,880,633.15 = 45,100,477.79/x
  3. Step 3: Cross multiply
    157,299,339.63x = 235,880,633.15 × 45,100,477.79
  4. Step 4: Simplify right side
    157,299,339.63x = 10,638,329,256,472,712
  5. Step 5: Solve for x
    x = 10,638,329,256,472,712/157,299,339.63
  6. Step 6: Final answer
    x = 67,631,112.00

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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.