Home / 755,470,537.04-1,042,553,476.80-438,118,941.20

Finding the Fourth Proportional to 755,470,537.04, 1,042,553,476.80 and 438,118,941.20

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Solution

The fourth proportional to 755,470,537.04, 1,042,553,476.80 and 438,118,941.20 is: 604,606,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,470,537.04 : 1,042,553,476.80 = 438,118,941.20 : x
  2. Step 2: Convert to fraction form
    755,470,537.04/1,042,553,476.80 = 438,118,941.20/x
  3. Step 3: Cross multiply
    755,470,537.04x = 1,042,553,476.80 × 438,118,941.20
  4. Step 4: Simplify right side
    755,470,537.04x = 456,762,425,399,994,752
  5. Step 5: Solve for x
    x = 456,762,425,399,994,752/755,470,537.04
  6. Step 6: Final answer
    x = 604,606,537.26

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Double scale
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1.5x scale

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.