Home / 1,803,938,049-2,489,392,167.30-1,061,430,203.88

Finding the Fourth Proportional to 1,803,938,049, 2,489,392,167.30 and 1,061,430,203.88

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Solution

The fourth proportional to 1,803,938,049, 2,489,392,167.30 and 1,061,430,203.88 is: 1,464,748,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,938,049 : 2,489,392,167.30 = 1,061,430,203.88 : x
  2. Step 2: Convert to fraction form
    1,803,938,049/2,489,392,167.30 = 1,061,430,203.88/x
  3. Step 3: Cross multiply
    1,803,938,049x = 2,489,392,167.30 × 1,061,430,203.88
  4. Step 4: Simplify right side
    1,803,938,049x = 2,642,316,035,674,514,432
  5. Step 5: Solve for x
    x = 2,642,316,035,674,514,432/1,803,938,049
  6. Step 6: Final answer
    x = 1,464,748,768.47

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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.