Home / 982,111,293.08-1,355,111,264.73-564,342,865.77

Finding the Fourth Proportional to 982,111,293.08, 1,355,111,264.73 and 564,342,865.77

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Solution

The fourth proportional to 982,111,293.08, 1,355,111,264.73 and 564,342,865.77 is: 778,676,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,111,293.08 : 1,355,111,264.73 = 564,342,865.77 : x
  2. Step 2: Convert to fraction form
    982,111,293.08/1,355,111,264.73 = 564,342,865.77/x
  3. Step 3: Cross multiply
    982,111,293.08x = 1,355,111,264.73 × 564,342,865.77
  4. Step 4: Simplify right side
    982,111,293.08x = 764,747,374,574,937,344
  5. Step 5: Solve for x
    x = 764,747,374,574,937,344/982,111,293.08
  6. Step 6: Final answer
    x = 778,676,897.38

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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.