Home / 1,492,520,139.84-2,059,684,948.80-823,465,148.80

Finding the Fourth Proportional to 1,492,520,139.84, 2,059,684,948.80 and 823,465,148.80

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Solution

The fourth proportional to 1,492,520,139.84, 2,059,684,948.80 and 823,465,148.80 is: 1,136,385,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,520,139.84 : 2,059,684,948.80 = 823,465,148.80 : x
  2. Step 2: Convert to fraction form
    1,492,520,139.84/2,059,684,948.80 = 823,465,148.80/x
  3. Step 3: Cross multiply
    1,492,520,139.84x = 2,059,684,948.80 × 823,465,148.80
  4. Step 4: Simplify right side
    1,492,520,139.84x = 1,696,078,772,844,712,192
  5. Step 5: Solve for x
    x = 1,696,078,772,844,712,192/1,492,520,139.84
  6. Step 6: Final answer
    x = 1,136,385,853.41

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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.