Home / 526,531,656.56-726,636,526.58-291,582,317.07

Finding the Fourth Proportional to 526,531,656.56, 726,636,526.58 and 291,582,317.07

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Solution

The fourth proportional to 526,531,656.56, 726,636,526.58 and 291,582,317.07 is: 402,396,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,531,656.56 : 726,636,526.58 = 291,582,317.07 : x
  2. Step 2: Convert to fraction form
    526,531,656.56/726,636,526.58 = 291,582,317.07/x
  3. Step 3: Cross multiply
    526,531,656.56x = 726,636,526.58 × 291,582,317.07
  4. Step 4: Simplify right side
    526,531,656.56x = 211,874,362,088,621,984
  5. Step 5: Solve for x
    x = 211,874,362,088,621,984/526,531,656.56
  6. Step 6: Final answer
    x = 402,396,246.17

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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.