Home / 151,328,820,577.02-208,833,790,102.86-82,740,280,156.29

Finding the Fourth Proportional to 151,328,820,577.02, 208,833,790,102.86 and 82,740,280,156.29

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Solution

The fourth proportional to 151,328,820,577.02, 208,833,790,102.86 and 82,740,280,156.29 is: 114,181,596,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328,820,577.02 : 208,833,790,102.86 = 82,740,280,156.29 : x
  2. Step 2: Convert to fraction form
    151,328,820,577.02/208,833,790,102.86 = 82,740,280,156.29/x
  3. Step 3: Cross multiply
    151,328,820,577.02x = 208,833,790,102.86 × 82,740,280,156.29
  4. Step 4: Simplify right side
    151,328,820,577.02x = 17,278,966,299,210,494,771,200
  5. Step 5: Solve for x
    x = 17,278,966,299,210,494,771,200/151,328,820,577.02
  6. Step 6: Final answer
    x = 114,181,596,296.90

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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.