Home / 945,636,655,089.10-1,304,979,842,482.90-512,089,791,867.05

Finding the Fourth Proportional to 945,636,655,089.10, 1,304,979,842,482.90 and 512,089,791,867.05

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Solution

The fourth proportional to 945,636,655,089.10, 1,304,979,842,482.90 and 512,089,791,867.05 is: 706,684,594,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,636,655,089.10 : 1,304,979,842,482.90 = 512,089,791,867.05 : x
  2. Step 2: Convert to fraction form
    945,636,655,089.10/1,304,979,842,482.90 = 512,089,791,867.05/x
  3. Step 3: Cross multiply
    945,636,655,089.10x = 1,304,979,842,482.90 × 512,089,791,867.05
  4. Step 4: Simplify right side
    945,636,655,089.10x = 668,266,855,927,763,898,990,592
  5. Step 5: Solve for x
    x = 668,266,855,927,763,898,990,592/945,636,655,089.10
  6. Step 6: Final answer
    x = 706,684,594,269.24

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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.