Home / 651,450,197,358.30-977,316,657,669.08-198,157,320,250.68

Finding the Fourth Proportional to 651,450,197,358.30, 977,316,657,669.08 and 198,157,320,250.68

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Solution

The fourth proportional to 651,450,197,358.30, 977,316,657,669.08 and 198,157,320,250.68 is: 297,278,979,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,450,197,358.30 : 977,316,657,669.08 = 198,157,320,250.68 : x
  2. Step 2: Convert to fraction form
    651,450,197,358.30/977,316,657,669.08 = 198,157,320,250.68/x
  3. Step 3: Cross multiply
    651,450,197,358.30x = 977,316,657,669.08 × 198,157,320,250.68
  4. Step 4: Simplify right side
    651,450,197,358.30x = 193,662,449,920,056,060,018,688
  5. Step 5: Solve for x
    x = 193,662,449,920,056,060,018,688/651,450,197,358.30
  6. Step 6: Final answer
    x = 297,278,979,583.36

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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.