Home / 864,054,703.69-1,192,015,510.47-506,640,046.05

Finding the Fourth Proportional to 864,054,703.69, 1,192,015,510.47 and 506,640,046.05

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Solution

The fourth proportional to 864,054,703.69, 1,192,015,510.47 and 506,640,046.05 is: 698,940,461.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,054,703.69 : 1,192,015,510.47 = 506,640,046.05 : x
  2. Step 2: Convert to fraction form
    864,054,703.69/1,192,015,510.47 = 506,640,046.05/x
  3. Step 3: Cross multiply
    864,054,703.69x = 1,192,015,510.47 × 506,640,046.05
  4. Step 4: Simplify right side
    864,054,703.69x = 603,922,793,116,835,072
  5. Step 5: Solve for x
    x = 603,922,793,116,835,072/864,054,703.69
  6. Step 6: Final answer
    x = 698,940,461.22

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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.