Home / 1,054,209,741.60-1,581,314,612.40-288,304,845.60

Finding the Fourth Proportional to 1,054,209,741.60, 1,581,314,612.40 and 288,304,845.60

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Solution

The fourth proportional to 1,054,209,741.60, 1,581,314,612.40 and 288,304,845.60 is: 432,457,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,209,741.60 : 1,581,314,612.40 = 288,304,845.60 : x
  2. Step 2: Convert to fraction form
    1,054,209,741.60/1,581,314,612.40 = 288,304,845.60/x
  3. Step 3: Cross multiply
    1,054,209,741.60x = 1,581,314,612.40 × 288,304,845.60
  4. Step 4: Simplify right side
    1,054,209,741.60x = 455,900,665,173,005,888
  5. Step 5: Solve for x
    x = 455,900,665,173,005,888/1,054,209,741.60
  6. Step 6: Final answer
    x = 432,457,268.40

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1.5x scale

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.