Home / 941,054,729.90-1,411,282,615.61-310,669,413.93

Finding the Fourth Proportional to 941,054,729.90, 1,411,282,615.61 and 310,669,413.93

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Solution

The fourth proportional to 941,054,729.90, 1,411,282,615.61 and 310,669,413.93 is: 465,905,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,054,729.90 : 1,411,282,615.61 = 310,669,413.93 : x
  2. Step 2: Convert to fraction form
    941,054,729.90/1,411,282,615.61 = 310,669,413.93/x
  3. Step 3: Cross multiply
    941,054,729.90x = 1,411,282,615.61 × 310,669,413.93
  4. Step 4: Simplify right side
    941,054,729.90x = 438,442,343,079,602,816
  5. Step 5: Solve for x
    x = 438,442,343,079,602,816/941,054,729.90
  6. Step 6: Final answer
    x = 465,905,254.13

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1.5x scale

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.