Home / 1,807,488,008.40-2,711,232,012.60-497,387,528.40

Finding the Fourth Proportional to 1,807,488,008.40, 2,711,232,012.60 and 497,387,528.40

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Solution

The fourth proportional to 1,807,488,008.40, 2,711,232,012.60 and 497,387,528.40 is: 746,081,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,488,008.40 : 2,711,232,012.60 = 497,387,528.40 : x
  2. Step 2: Convert to fraction form
    1,807,488,008.40/2,711,232,012.60 = 497,387,528.40/x
  3. Step 3: Cross multiply
    1,807,488,008.40x = 2,711,232,012.60 × 497,387,528.40
  4. Step 4: Simplify right side
    1,807,488,008.40x = 1,348,532,989,666,071,552
  5. Step 5: Solve for x
    x = 1,348,532,989,666,071,552/1,807,488,008.40
  6. Step 6: Final answer
    x = 746,081,292.60

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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.