Home / 556,852,085.16-835,148,545.80-207,262,792.68

Finding the Fourth Proportional to 556,852,085.16, 835,148,545.80 and 207,262,792.68

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Solution

The fourth proportional to 556,852,085.16, 835,148,545.80 and 207,262,792.68 is: 310,845,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,852,085.16 : 835,148,545.80 = 207,262,792.68 : x
  2. Step 2: Convert to fraction form
    556,852,085.16/835,148,545.80 = 207,262,792.68/x
  3. Step 3: Cross multiply
    556,852,085.16x = 835,148,545.80 × 207,262,792.68
  4. Step 4: Simplify right side
    556,852,085.16x = 173,095,219,905,148,896
  5. Step 5: Solve for x
    x = 173,095,219,905,148,896/556,852,085.16
  6. Step 6: Final answer
    x = 310,845,958.05

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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.