Home / 670,231,460.13-924,927,927.06-368,851,471.32

Finding the Fourth Proportional to 670,231,460.13, 924,927,927.06 and 368,851,471.32

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Solution

The fourth proportional to 670,231,460.13, 924,927,927.06 and 368,851,471.32 is: 509,019,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,231,460.13 : 924,927,927.06 = 368,851,471.32 : x
  2. Step 2: Convert to fraction form
    670,231,460.13/924,927,927.06 = 368,851,471.32/x
  3. Step 3: Cross multiply
    670,231,460.13x = 924,927,927.06 × 368,851,471.32
  4. Step 4: Simplify right side
    670,231,460.13x = 341,161,026,761,038,592
  5. Step 5: Solve for x
    x = 341,161,026,761,038,592/670,231,460.13
  6. Step 6: Final answer
    x = 509,019,714.91

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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.