Home / 1,238,940,859,971.90-1,858,411,289,957.90-735,604,160,663.10

Finding the Fourth Proportional to 1,238,940,859,971.90, 1,858,411,289,957.90 and 735,604,160,663.10

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Solution

The fourth proportional to 1,238,940,859,971.90, 1,858,411,289,957.90 and 735,604,160,663.10 is: 1,103,406,240,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,940,859,971.90 : 1,858,411,289,957.90 = 735,604,160,663.10 : x
  2. Step 2: Convert to fraction form
    1,238,940,859,971.90/1,858,411,289,957.90 = 735,604,160,663.10/x
  3. Step 3: Cross multiply
    1,238,940,859,971.90x = 1,858,411,289,957.90 × 735,604,160,663.10
  4. Step 4: Simplify right side
    1,238,940,859,971.90x = 1,367,055,077,116,309,885,943,808
  5. Step 5: Solve for x
    x = 1,367,055,077,116,309,885,943,808/1,238,940,859,971.90
  6. Step 6: Final answer
    x = 1,103,406,240,994.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.