Home / 320,909,404,024.08-442,849,019,845.02-176,390,444,225.82

Finding the Fourth Proportional to 320,909,404,024.08, 442,849,019,845.02 and 176,390,444,225.82

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Solution

The fourth proportional to 320,909,404,024.08, 442,849,019,845.02 and 176,390,444,225.82 is: 243,415,538,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,909,404,024.08 : 442,849,019,845.02 = 176,390,444,225.82 : x
  2. Step 2: Convert to fraction form
    320,909,404,024.08/442,849,019,845.02 = 176,390,444,225.82/x
  3. Step 3: Cross multiply
    320,909,404,024.08x = 442,849,019,845.02 × 176,390,444,225.82
  4. Step 4: Simplify right side
    320,909,404,024.08x = 78,114,335,335,432,063,025,152
  5. Step 5: Solve for x
    x = 78,114,335,335,432,063,025,152/320,909,404,024.08
  6. Step 6: Final answer
    x = 243,415,538,329.23

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1.5x scale

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.