Home / 1,209,239,653,553.30-1,668,750,658,084.80-653,044,726,940.30

Finding the Fourth Proportional to 1,209,239,653,553.30, 1,668,750,658,084.80 and 653,044,726,940.30

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Solution

The fourth proportional to 1,209,239,653,553.30, 1,668,750,658,084.80 and 653,044,726,940.30 is: 901,201,688,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,239,653,553.30 : 1,668,750,658,084.80 = 653,044,726,940.30 : x
  2. Step 2: Convert to fraction form
    1,209,239,653,553.30/1,668,750,658,084.80 = 653,044,726,940.30/x
  3. Step 3: Cross multiply
    1,209,239,653,553.30x = 1,668,750,658,084.80 × 653,044,726,940.30
  4. Step 4: Simplify right side
    1,209,239,653,553.30x = 1,089,768,817,840,434,232,426,496
  5. Step 5: Solve for x
    x = 1,089,768,817,840,434,232,426,496/1,209,239,653,553.30
  6. Step 6: Final answer
    x = 901,201,688,712.57

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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.