Home / 1,019,947,702.32-1,407,486,254.04-602,395,164.72

Finding the Fourth Proportional to 1,019,947,702.32, 1,407,486,254.04 and 602,395,164.72

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Solution

The fourth proportional to 1,019,947,702.32, 1,407,486,254.04 and 602,395,164.72 is: 831,280,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,947,702.32 : 1,407,486,254.04 = 602,395,164.72 : x
  2. Step 2: Convert to fraction form
    1,019,947,702.32/1,407,486,254.04 = 602,395,164.72/x
  3. Step 3: Cross multiply
    1,019,947,702.32x = 1,407,486,254.04 × 602,395,164.72
  4. Step 4: Simplify right side
    1,019,947,702.32x = 847,862,913,843,561,600
  5. Step 5: Solve for x
    x = 847,862,913,843,561,600/1,019,947,702.32
  6. Step 6: Final answer
    x = 831,280,772.45

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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.