Home / 1,638,011,363.02-2,453,116,913.76-1,045,967,758.31

Finding the Fourth Proportional to 1,638,011,363.02, 2,453,116,913.76 and 1,045,967,758.31

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Solution

The fourth proportional to 1,638,011,363.02, 2,453,116,913.76 and 1,045,967,758.31 is: 1,566,461,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,011,363.02 : 2,453,116,913.76 = 1,045,967,758.31 : x
  2. Step 2: Convert to fraction form
    1,638,011,363.02/2,453,116,913.76 = 1,045,967,758.31/x
  3. Step 3: Cross multiply
    1,638,011,363.02x = 2,453,116,913.76 × 1,045,967,758.31
  4. Step 4: Simplify right side
    1,638,011,363.02x = 2,565,881,199,157,893,120
  5. Step 5: Solve for x
    x = 2,565,881,199,157,893,120/1,638,011,363.02
  6. Step 6: Final answer
    x = 1,566,461,171.81

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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.