Home / 220,779,413.04-304,677,633.30-121,663,707.51

Finding the Fourth Proportional to 220,779,413.04, 304,677,633.30 and 121,663,707.51

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Solution

The fourth proportional to 220,779,413.04, 304,677,633.30 and 121,663,707.51 is: 167,897,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,779,413.04 : 304,677,633.30 = 121,663,707.51 : x
  2. Step 2: Convert to fraction form
    220,779,413.04/304,677,633.30 = 121,663,707.51/x
  3. Step 3: Cross multiply
    220,779,413.04x = 304,677,633.30 × 121,663,707.51
  4. Step 4: Simplify right side
    220,779,413.04x = 37,068,210,461,624,248
  5. Step 5: Solve for x
    x = 37,068,210,461,624,248/220,779,413.04
  6. Step 6: Final answer
    x = 167,897,042.35

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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.