Home / 2,989,444,981.40-4,484,167,472.10-808,411,117.40

Finding the Fourth Proportional to 2,989,444,981.40, 4,484,167,472.10 and 808,411,117.40

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Solution

The fourth proportional to 2,989,444,981.40, 4,484,167,472.10 and 808,411,117.40 is: 1,212,616,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,444,981.40 : 4,484,167,472.10 = 808,411,117.40 : x
  2. Step 2: Convert to fraction form
    2,989,444,981.40/4,484,167,472.10 = 808,411,117.40/x
  3. Step 3: Cross multiply
    2,989,444,981.40x = 4,484,167,472.10 × 808,411,117.40
  4. Step 4: Simplify right side
    2,989,444,981.40x = 3,625,050,836,729,094,656
  5. Step 5: Solve for x
    x = 3,625,050,836,729,094,656/2,989,444,981.40
  6. Step 6: Final answer
    x = 1,212,616,676.10

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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.