Home / 291,115,103,464.08-438,659,730,229.32-239,218,676,102.52

Finding the Fourth Proportional to 291,115,103,464.08, 438,659,730,229.32 and 239,218,676,102.52

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Solution

The fourth proportional to 291,115,103,464.08, 438,659,730,229.32 and 239,218,676,102.52 is: 360,460,857,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,115,103,464.08 : 438,659,730,229.32 = 239,218,676,102.52 : x
  2. Step 2: Convert to fraction form
    291,115,103,464.08/438,659,730,229.32 = 239,218,676,102.52/x
  3. Step 3: Cross multiply
    291,115,103,464.08x = 438,659,730,229.32 × 239,218,676,102.52
  4. Step 4: Simplify right side
    291,115,103,464.08x = 104,935,599,924,946,495,602,688
  5. Step 5: Solve for x
    x = 104,935,599,924,946,495,602,688/291,115,103,464.08
  6. Step 6: Final answer
    x = 360,460,857,840.36

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1.5x scale

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.