Finding the Fourth Proportional to 1,433,258,192,992.80, 2,149,872,564,637.70 and 828,498,593,130.08
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Solution
The fourth proportional to 1,433,258,192,992.80, 2,149,872,564,637.70 and 828,498,593,130.08 is: 1,242,739,377,956.75
Step by Step Solution
- Step 1: Write the proportion equation
1,433,258,192,992.80 : 2,149,872,564,637.70 = 828,498,593,130.08 : x - Step 2: Convert to fraction form
1,433,258,192,992.80/2,149,872,564,637.70 = 828,498,593,130.08/x - Step 3: Cross multiply
1,433,258,192,992.80x = 2,149,872,564,637.70 × 828,498,593,130.08 - Step 4: Simplify right side
1,433,258,192,992.80x = 1,781,166,395,211,291,314,618,368 - Step 5: Solve for x
x = 1,781,166,395,211,291,314,618,368/1,433,258,192,992.80 - Step 6: Final answer
x = 1,242,739,377,956.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.