Home / 85,904,875,325.64-118,552,402,225.85-47,843,076,220.05

Finding the Fourth Proportional to 85,904,875,325.64, 118,552,402,225.85 and 47,843,076,220.05

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Solution

The fourth proportional to 85,904,875,325.64, 118,552,402,225.85 and 47,843,076,220.05 is: 66,025,491,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,904,875,325.64 : 118,552,402,225.85 = 47,843,076,220.05 : x
  2. Step 2: Convert to fraction form
    85,904,875,325.64/118,552,402,225.85 = 47,843,076,220.05/x
  3. Step 3: Cross multiply
    85,904,875,325.64x = 118,552,402,225.85 × 47,843,076,220.05
  4. Step 4: Simplify right side
    85,904,875,325.64x = 5,671,911,615,761,367,433,216
  5. Step 5: Solve for x
    x = 5,671,911,615,761,367,433,216/85,904,875,325.64
  6. Step 6: Final answer
    x = 66,025,491,501.63

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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.