Home / 186,963,696,271.72-258,136,554,168.69-118,435,921,681.60

Finding the Fourth Proportional to 186,963,696,271.72, 258,136,554,168.69 and 118,435,921,681.60

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Solution

The fourth proportional to 186,963,696,271.72, 258,136,554,168.69 and 118,435,921,681.60 is: 163,521,803,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,963,696,271.72 : 258,136,554,168.69 = 118,435,921,681.60 : x
  2. Step 2: Convert to fraction form
    186,963,696,271.72/258,136,554,168.69 = 118,435,921,681.60/x
  3. Step 3: Cross multiply
    186,963,696,271.72x = 258,136,554,168.69 × 118,435,921,681.60
  4. Step 4: Simplify right side
    186,963,696,271.72x = 30,572,640,712,681,066,594,304
  5. Step 5: Solve for x
    x = 30,572,640,712,681,066,594,304/186,963,696,271.72
  6. Step 6: Final answer
    x = 163,521,803,014.90

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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.