Home / 1,384,424,867.48-1,910,506,410.30-757,893,295.40

Finding the Fourth Proportional to 1,384,424,867.48, 1,910,506,410.30 and 757,893,295.40

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Solution

The fourth proportional to 1,384,424,867.48, 1,910,506,410.30 and 757,893,295.40 is: 1,045,892,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,424,867.48 : 1,910,506,410.30 = 757,893,295.40 : x
  2. Step 2: Convert to fraction form
    1,384,424,867.48/1,910,506,410.30 = 757,893,295.40/x
  3. Step 3: Cross multiply
    1,384,424,867.48x = 1,910,506,410.30 × 757,893,295.40
  4. Step 4: Simplify right side
    1,384,424,867.48x = 1,447,959,999,185,091,328
  5. Step 5: Solve for x
    x = 1,447,959,999,185,091,328/1,384,424,867.48
  6. Step 6: Final answer
    x = 1,045,892,798.66

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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.