Home / 740,849,071.53-1,022,277,477.30-423,329,852.88

Finding the Fourth Proportional to 740,849,071.53, 1,022,277,477.30 and 423,329,852.88

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Solution

The fourth proportional to 740,849,071.53, 1,022,277,477.30 and 423,329,852.88 is: 584,141,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,849,071.53 : 1,022,277,477.30 = 423,329,852.88 : x
  2. Step 2: Convert to fraction form
    740,849,071.53/1,022,277,477.30 = 423,329,852.88/x
  3. Step 3: Cross multiply
    740,849,071.53x = 1,022,277,477.30 × 423,329,852.88
  4. Step 4: Simplify right side
    740,849,071.53x = 432,760,574,066,337,920
  5. Step 5: Solve for x
    x = 432,760,574,066,337,920/740,849,071.53
  6. Step 6: Final answer
    x = 584,141,346.32

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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.