Home / 718,286,746.70-1,076,913,018.88-441,365,802.96

Finding the Fourth Proportional to 718,286,746.70, 1,076,913,018.88 and 441,365,802.96

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Solution

The fourth proportional to 718,286,746.70, 1,076,913,018.88 and 441,365,802.96 is: 661,730,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,286,746.70 : 1,076,913,018.88 = 441,365,802.96 : x
  2. Step 2: Convert to fraction form
    718,286,746.70/1,076,913,018.88 = 441,365,802.96/x
  3. Step 3: Cross multiply
    718,286,746.70x = 1,076,913,018.88 × 441,365,802.96
  4. Step 4: Simplify right side
    718,286,746.70x = 475,312,579,296,048,896
  5. Step 5: Solve for x
    x = 475,312,579,296,048,896/718,286,746.70
  6. Step 6: Final answer
    x = 661,730,961.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.