Home / 8,470,528,946.93-12,681,257,348.93-6,380,806,258.59

Finding the Fourth Proportional to 8,470,528,946.93, 12,681,257,348.93 and 6,380,806,258.59

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Solution

The fourth proportional to 8,470,528,946.93, 12,681,257,348.93 and 6,380,806,258.59 is: 9,552,726,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,528,946.93 : 12,681,257,348.93 = 6,380,806,258.59 : x
  2. Step 2: Convert to fraction form
    8,470,528,946.93/12,681,257,348.93 = 6,380,806,258.59/x
  3. Step 3: Cross multiply
    8,470,528,946.93x = 12,681,257,348.93 × 6,380,806,258.59
  4. Step 4: Simplify right side
    8,470,528,946.93x = 80,916,646,258,811,076,608
  5. Step 5: Solve for x
    x = 80,916,646,258,811,076,608/8,470,528,946.93
  6. Step 6: Final answer
    x = 9,552,726,490.38

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1.5x scale

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.