Home / 8,729,603,153.90-12,046,857,192.16-4,715,273,407.40

Finding the Fourth Proportional to 8,729,603,153.90, 12,046,857,192.16 and 4,715,273,407.40

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Solution

The fourth proportional to 8,729,603,153.90, 12,046,857,192.16 and 4,715,273,407.40 is: 6,507,079,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,603,153.90 : 12,046,857,192.16 = 4,715,273,407.40 : x
  2. Step 2: Convert to fraction form
    8,729,603,153.90/12,046,857,192.16 = 4,715,273,407.40/x
  3. Step 3: Cross multiply
    8,729,603,153.90x = 12,046,857,192.16 × 4,715,273,407.40
  4. Step 4: Simplify right side
    8,729,603,153.90x = 56,804,225,360,863,100,928
  5. Step 5: Solve for x
    x = 56,804,225,360,863,100,928/8,729,603,153.90
  6. Step 6: Final answer
    x = 6,507,079,916.40

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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.