Home / 472,258,753.08-651,926,056.98-305,076,530.22

Finding the Fourth Proportional to 472,258,753.08, 651,926,056.98 and 305,076,530.22

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Solution

The fourth proportional to 472,258,753.08, 651,926,056.98 and 305,076,530.22 is: 421,140,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,258,753.08 : 651,926,056.98 = 305,076,530.22 : x
  2. Step 2: Convert to fraction form
    472,258,753.08/651,926,056.98 = 305,076,530.22/x
  3. Step 3: Cross multiply
    472,258,753.08x = 651,926,056.98 × 305,076,530.22
  4. Step 4: Simplify right side
    472,258,753.08x = 198,887,339,423,464,448
  5. Step 5: Solve for x
    x = 198,887,339,423,464,448/472,258,753.08
  6. Step 6: Final answer
    x = 421,140,610.16

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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.