Home / 1,472,861,881,666.90-2,032,254,610,860.40-822,440,388,364.80

Finding the Fourth Proportional to 1,472,861,881,666.90, 2,032,254,610,860.40 and 822,440,388,364.80

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Solution

The fourth proportional to 1,472,861,881,666.90, 2,032,254,610,860.40 and 822,440,388,364.80 is: 1,134,803,128,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,861,881,666.90 : 2,032,254,610,860.40 = 822,440,388,364.80 : x
  2. Step 2: Convert to fraction form
    1,472,861,881,666.90/2,032,254,610,860.40 = 822,440,388,364.80/x
  3. Step 3: Cross multiply
    1,472,861,881,666.90x = 2,032,254,610,860.40 × 822,440,388,364.80
  4. Step 4: Simplify right side
    1,472,861,881,666.90x = 1,671,408,271,412,182,980,231,168
  5. Step 5: Solve for x
    x = 1,671,408,271,412,182,980,231,168/1,472,861,881,666.90
  6. Step 6: Final answer
    x = 1,134,803,128,668.51

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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.