Home / 119,849,690.62-165,392,570.46-64,845,547.12

Finding the Fourth Proportional to 119,849,690.62, 165,392,570.46 and 64,845,547.12

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Solution

The fourth proportional to 119,849,690.62, 165,392,570.46 and 64,845,547.12 is: 89,486,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,849,690.62 : 165,392,570.46 = 64,845,547.12 : x
  2. Step 2: Convert to fraction form
    119,849,690.62/165,392,570.46 = 64,845,547.12/x
  3. Step 3: Cross multiply
    119,849,690.62x = 165,392,570.46 × 64,845,547.12
  4. Step 4: Simplify right side
    119,849,690.62x = 10,724,971,721,061,850
  5. Step 5: Solve for x
    x = 10,724,971,721,061,850/119,849,690.62
  6. Step 6: Final answer
    x = 89,486,853.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.