Home / 1,209,239,652,132.90-1,668,750,656,123.50-653,044,725,520.74

Finding the Fourth Proportional to 1,209,239,652,132.90, 1,668,750,656,123.50 and 653,044,725,520.74

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Solution

The fourth proportional to 1,209,239,652,132.90, 1,668,750,656,123.50 and 653,044,725,520.74 is: 901,201,686,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,239,652,132.90 : 1,668,750,656,123.50 = 653,044,725,520.74 : x
  2. Step 2: Convert to fraction form
    1,209,239,652,132.90/1,668,750,656,123.50 = 653,044,725,520.74/x
  3. Step 3: Cross multiply
    1,209,239,652,132.90x = 1,668,750,656,123.50 × 653,044,725,520.74
  4. Step 4: Simplify right side
    1,209,239,652,132.90x = 1,089,768,814,190,725,777,326,080
  5. Step 5: Solve for x
    x = 1,089,768,814,190,725,777,326,080/1,209,239,652,132.90
  6. Step 6: Final answer
    x = 901,201,686,752.96

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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.