Home / 806,748,592.16-1,113,297,938.81-493,459,792.40

Finding the Fourth Proportional to 806,748,592.16, 1,113,297,938.81 and 493,459,792.40

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Solution

The fourth proportional to 806,748,592.16, 1,113,297,938.81 and 493,459,792.40 is: 680,965,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,748,592.16 : 1,113,297,938.81 = 493,459,792.40 : x
  2. Step 2: Convert to fraction form
    806,748,592.16/1,113,297,938.81 = 493,459,792.40/x
  3. Step 3: Cross multiply
    806,748,592.16x = 1,113,297,938.81 × 493,459,792.40
  4. Step 4: Simplify right side
    806,748,592.16x = 549,367,769,764,530,432
  5. Step 5: Solve for x
    x = 549,367,769,764,530,432/806,748,592.16
  6. Step 6: Final answer
    x = 680,965,266.14

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1.5x scale

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.