Home / 1,840,881,938.93-2,540,400,248.45-1,005,506,258.93

Finding the Fourth Proportional to 1,840,881,938.93, 2,540,400,248.45 and 1,005,506,258.93

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Solution

The fourth proportional to 1,840,881,938.93, 2,540,400,248.45 and 1,005,506,258.93 is: 1,387,589,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,881,938.93 : 2,540,400,248.45 = 1,005,506,258.93 : x
  2. Step 2: Convert to fraction form
    1,840,881,938.93/2,540,400,248.45 = 1,005,506,258.93/x
  3. Step 3: Cross multiply
    1,840,881,938.93x = 2,540,400,248.45 × 1,005,506,258.93
  4. Step 4: Simplify right side
    1,840,881,938.93x = 2,554,388,349,993,613,312
  5. Step 5: Solve for x
    x = 2,554,388,349,993,613,312/1,840,881,938.93
  6. Step 6: Final answer
    x = 1,387,589,446.11

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Double scale
Find fourth proportional to 1,840,881,939.93, 2,540,400,249.83 and 1,005,506,259.93
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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.