Home / 1,917,148,808,615.50-2,645,666,782,268-1,038,230,399,719.40

Finding the Fourth Proportional to 1,917,148,808,615.50, 2,645,666,782,268 and 1,038,230,399,719.40

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Solution

The fourth proportional to 1,917,148,808,615.50, 2,645,666,782,268 and 1,038,230,399,719.40 is: 1,432,758,724,066.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,148,808,615.50 : 2,645,666,782,268 = 1,038,230,399,719.40 : x
  2. Step 2: Convert to fraction form
    1,917,148,808,615.50/2,645,666,782,268 = 1,038,230,399,719.40/x
  3. Step 3: Cross multiply
    1,917,148,808,615.50x = 2,645,666,782,268 × 1,038,230,399,719.40
  4. Step 4: Simplify right side
    1,917,148,808,615.50x = 2,746,811,680,878,444,404,539,392
  5. Step 5: Solve for x
    x = 2,746,811,680,878,444,404,539,392/1,917,148,808,615.50
  6. Step 6: Final answer
    x = 1,432,758,724,066.96

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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.