Home / 1,771,029,407.40-2,656,544,111.10-788,454,047.40

Finding the Fourth Proportional to 1,771,029,407.40, 2,656,544,111.10 and 788,454,047.40

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Solution

The fourth proportional to 1,771,029,407.40, 2,656,544,111.10 and 788,454,047.40 is: 1,182,681,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,029,407.40 : 2,656,544,111.10 = 788,454,047.40 : x
  2. Step 2: Convert to fraction form
    1,771,029,407.40/2,656,544,111.10 = 788,454,047.40/x
  3. Step 3: Cross multiply
    1,771,029,407.40x = 2,656,544,111.10 × 788,454,047.40
  4. Step 4: Simplify right side
    1,771,029,407.40x = 2,094,562,956,493,430,016
  5. Step 5: Solve for x
    x = 2,094,562,956,493,430,016/1,771,029,407.40
  6. Step 6: Final answer
    x = 1,182,681,071.10

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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.