Home / 202,830,243,002.10-304,245,364,503.15-70,345,828,077.30

Finding the Fourth Proportional to 202,830,243,002.10, 304,245,364,503.15 and 70,345,828,077.30

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Solution

The fourth proportional to 202,830,243,002.10, 304,245,364,503.15 and 70,345,828,077.30 is: 105,518,742,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,830,243,002.10 : 304,245,364,503.15 = 70,345,828,077.30 : x
  2. Step 2: Convert to fraction form
    202,830,243,002.10/304,245,364,503.15 = 70,345,828,077.30/x
  3. Step 3: Cross multiply
    202,830,243,002.10x = 304,245,364,503.15 × 70,345,828,077.30
  4. Step 4: Simplify right side
    202,830,243,002.10x = 21,402,392,104,654,065,369,088
  5. Step 5: Solve for x
    x = 21,402,392,104,654,065,369,088/202,830,243,002.10
  6. Step 6: Final answer
    x = 105,518,742,115.95

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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.