Home / 945,636,655,088.61-1,304,979,842,482.20-512,089,791,866.55

Finding the Fourth Proportional to 945,636,655,088.61, 1,304,979,842,482.20 and 512,089,791,866.55

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Solution

The fourth proportional to 945,636,655,088.61, 1,304,979,842,482.20 and 512,089,791,866.55 is: 706,684,594,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,636,655,088.61 : 1,304,979,842,482.20 = 512,089,791,866.55 : x
  2. Step 2: Convert to fraction form
    945,636,655,088.61/1,304,979,842,482.20 = 512,089,791,866.55/x
  3. Step 3: Cross multiply
    945,636,655,088.61x = 1,304,979,842,482.20 × 512,089,791,866.55
  4. Step 4: Simplify right side
    945,636,655,088.61x = 668,266,855,926,752,971,063,296
  5. Step 5: Solve for x
    x = 668,266,855,926,752,971,063,296/945,636,655,088.61
  6. Step 6: Final answer
    x = 706,684,594,268.54

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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.