Home / 1,909,406,384-2,634,838,365.12-1,073,869,529.28

Finding the Fourth Proportional to 1,909,406,384, 2,634,838,365.12 and 1,073,869,529.28

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Solution

The fourth proportional to 1,909,406,384, 2,634,838,365.12 and 1,073,869,529.28 is: 1,481,859,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,406,384 : 2,634,838,365.12 = 1,073,869,529.28 : x
  2. Step 2: Convert to fraction form
    1,909,406,384/2,634,838,365.12 = 1,073,869,529.28/x
  3. Step 3: Cross multiply
    1,909,406,384x = 2,634,838,365.12 × 1,073,869,529.28
  4. Step 4: Simplify right side
    1,909,406,384x = 2,829,472,634,880,299,008
  5. Step 5: Solve for x
    x = 2,829,472,634,880,299,008/1,909,406,384
  6. Step 6: Final answer
    x = 1,481,859,838.01

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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.