Home / 1,312,232,281.32-1,968,350,316.35-535,877,942.04

Finding the Fourth Proportional to 1,312,232,281.32, 1,968,350,316.35 and 535,877,942.04

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Solution

The fourth proportional to 1,312,232,281.32, 1,968,350,316.35 and 535,877,942.04 is: 803,817,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,232,281.32 : 1,968,350,316.35 = 535,877,942.04 : x
  2. Step 2: Convert to fraction form
    1,312,232,281.32/1,968,350,316.35 = 535,877,942.04/x
  3. Step 3: Cross multiply
    1,312,232,281.32x = 1,968,350,316.35 × 535,877,942.04
  4. Step 4: Simplify right side
    1,312,232,281.32x = 1,054,795,516,726,899,840
  5. Step 5: Solve for x
    x = 1,054,795,516,726,899,840/1,312,232,281.32
  6. Step 6: Final answer
    x = 803,817,686.66

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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.