Home / 1,209,239,652,133.60-1,668,750,656,124.60-653,044,725,521.50

Finding the Fourth Proportional to 1,209,239,652,133.60, 1,668,750,656,124.60 and 653,044,725,521.50

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Solution

The fourth proportional to 1,209,239,652,133.60, 1,668,750,656,124.60 and 653,044,725,521.50 is: 901,201,686,754.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,239,652,133.60 : 1,668,750,656,124.60 = 653,044,725,521.50 : x
  2. Step 2: Convert to fraction form
    1,209,239,652,133.60/1,668,750,656,124.60 = 653,044,725,521.50/x
  3. Step 3: Cross multiply
    1,209,239,652,133.60x = 1,668,750,656,124.60 × 653,044,725,521.50
  4. Step 4: Simplify right side
    1,209,239,652,133.60x = 1,089,768,814,192,712,468,135,936
  5. Step 5: Solve for x
    x = 1,089,768,814,192,712,468,135,936/1,209,239,652,133.60
  6. Step 6: Final answer
    x = 901,201,686,754.08

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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.