Home / 12,957,742,008.04-17,881,594,942.98-7,017,158,566.12

Finding the Fourth Proportional to 12,957,742,008.04, 17,881,594,942.98 and 7,017,158,566.12

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Solution

The fourth proportional to 12,957,742,008.04, 17,881,594,942.98 and 7,017,158,566.12 is: 9,683,630,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,742,008.04 : 17,881,594,942.98 = 7,017,158,566.12 : x
  2. Step 2: Convert to fraction form
    12,957,742,008.04/17,881,594,942.98 = 7,017,158,566.12/x
  3. Step 3: Cross multiply
    12,957,742,008.04x = 17,881,594,942.98 × 7,017,158,566.12
  4. Step 4: Simplify right side
    12,957,742,008.04x = 125,477,987,130,020,167,680
  5. Step 5: Solve for x
    x = 125,477,987,130,020,167,680/12,957,742,008.04
  6. Step 6: Final answer
    x = 9,683,630,608.80

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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.