Home / 1,360,724,013.81-1,877,893,516.40-824,898,262.77

Finding the Fourth Proportional to 1,360,724,013.81, 1,877,893,516.40 and 824,898,262.77

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Solution

The fourth proportional to 1,360,724,013.81, 1,877,893,516.40 and 824,898,262.77 is: 1,138,416,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,724,013.81 : 1,877,893,516.40 = 824,898,262.77 : x
  2. Step 2: Convert to fraction form
    1,360,724,013.81/1,877,893,516.40 = 824,898,262.77/x
  3. Step 3: Cross multiply
    1,360,724,013.81x = 1,877,893,516.40 × 824,898,262.77
  4. Step 4: Simplify right side
    1,360,724,013.81x = 1,549,071,099,341,282,048
  5. Step 5: Solve for x
    x = 1,549,071,099,341,282,048/1,360,724,013.81
  6. Step 6: Final answer
    x = 1,138,416,816.06

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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.